1038642220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:525

約数の個数: 216

約数和(自身を含む): 2942034480

約数和(自身を除く): 1903392260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 121, 133, 140, 154, 190, 196, 209, 220, 242, 245, 266, 308, 380, 385, 418, 461, 484, 490, 532, 539, 605, 665, 770, 836, 847, 922, 931, 980, 1045, 1078, 1210, 1330, 1463, 1540, 1694, 1844, 1862, 2090, 2156, 2299, 2305, 2420, 2660, 2695, 2926, 3227, 3388, 3724, 4180, 4235, 4598, 4610, 4655, 5071, 5390, 5852, 5929, 6454, 7315, 8470, 8759, 9196, 9220, 9310, 10142, 10241, 10780, 11495, 11858, 12908, 14630, 16093, 16135, 16940, 17518, 18620, 20284, 20482, 22589, 22990, 23716, 25355, 29260, 29645, 32186, 32270, 35036, 35497, 40964, 43795, 45178, 45980, 50710, 51205, 55781, 59290, 61313, 64372, 64540, 70994, 80465, 87590, 90356, 96349, 101420, 102410, 111562, 112651, 112945, 118580, 122626, 141988, 160930, 175180, 177485, 192698, 204820, 223124, 225302, 225890, 245252, 248479, 278905, 306565, 321860, 354970, 385396, 390467, 429191, 450604, 451780, 481745, 496958, 557810, 563255, 613130, 674443, 709940, 780934, 858382, 963490, 993916, 1059839, 1115620, 1126510, 1226260, 1242395, 1348886, 1561868, 1716764, 1926980, 1952335, 2119678, 2145955, 2253020, 2484790, 2697772, 2733269, 3372215, 3904670, 4239356, 4291910, 4721101, 4969580, 5299195, 5466538, 6744430, 7418873, 7809340, 8583820, 9442202, 10598390, 10933076, 13488860, 13666345, 14837746, 18884404, 21196780, 23605505, 27332690, 29675492, 37094365, 47211010, 51932111, 54665380, 74188730, 94422020, 103864222, 148377460, 207728444, 259660555, 519321110, 1038642220]

約数ペア:

[(1, 1038642220), (2, 519321110), (4, 259660555), (5, 207728444), (7, 148377460), (10, 103864222), (11, 94422020), (14, 74188730), (19, 54665380), (20, 51932111), (22, 47211010), (28, 37094365), (35, 29675492), (38, 27332690), (44, 23605505), (49, 21196780), (55, 18884404), (70, 14837746), (76, 13666345), (77, 13488860), (95, 10933076), (98, 10598390), (110, 9442202), (121, 8583820), (133, 7809340), (140, 7418873), (154, 6744430), (190, 5466538), (196, 5299195), (209, 4969580), (220, 4721101), (242, 4291910), (245, 4239356), (266, 3904670), (308, 3372215), (380, 2733269), (385, 2697772), (418, 2484790), (461, 2253020), (484, 2145955), (490, 2119678), (532, 1952335), (539, 1926980), (605, 1716764), (665, 1561868), (770, 1348886), (836, 1242395), (847, 1226260), (922, 1126510), (931, 1115620), (980, 1059839), (1045, 993916), (1078, 963490), (1210, 858382), (1330, 780934), (1463, 709940), (1540, 674443), (1694, 613130), (1844, 563255), (1862, 557810), (2090, 496958), (2156, 481745), (2299, 451780), (2305, 450604), (2420, 429191), (2660, 390467), (2695, 385396), (2926, 354970), (3227, 321860), (3388, 306565), (3724, 278905), (4180, 248479), (4235, 245252), (4598, 225890), (4610, 225302), (4655, 223124), (5071, 204820), (5390, 192698), (5852, 177485), (5929, 175180), (6454, 160930), (7315, 141988), (8470, 122626), (8759, 118580), (9196, 112945), (9220, 112651), (9310, 111562), (10142, 102410), (10241, 101420), (10780, 96349), (11495, 90356), (11858, 87590), (12908, 80465), (14630, 70994), (16093, 64540), (16135, 64372), (16940, 61313), (17518, 59290), (18620, 55781), (20284, 51205), (20482, 50710), (22589, 45980), (22990, 45178), (23716, 43795), (25355, 40964), (29260, 35497), (29645, 35036), (32186, 32270)]