19595940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 70070784

約数和(自身を除く): 50474844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 37, 39, 42, 52, 60, 65, 70, 74, 78, 84, 91, 97, 105, 111, 130, 140, 148, 156, 182, 185, 194, 195, 210, 222, 259, 260, 273, 291, 364, 370, 388, 390, 420, 444, 455, 481, 485, 518, 546, 555, 582, 679, 740, 777, 780, 910, 962, 970, 1036, 1092, 1110, 1164, 1261, 1295, 1358, 1365, 1443, 1455, 1554, 1820, 1924, 1940, 2037, 2220, 2405, 2522, 2590, 2716, 2730, 2886, 2910, 3108, 3367, 3395, 3589, 3783, 3885, 4074, 4810, 5044, 5180, 5460, 5772, 5820, 6305, 6734, 6790, 7178, 7215, 7566, 7770, 8148, 8827, 9620, 10101, 10185, 10767, 12610, 13468, 13580, 14356, 14430, 15132, 15540, 16835, 17654, 17945, 18915, 20202, 20370, 21534, 25123, 25220, 26481, 28860, 33670, 35308, 35890, 37830, 40404, 40740, 43068, 44135, 46657, 50246, 50505, 52962, 53835, 67340, 71780, 75369, 75660, 88270, 93314, 100492, 101010, 105924, 107670, 125615, 132405, 139971, 150738, 176540, 186628, 202020, 215340, 233285, 251230, 264810, 279942, 301476, 326599, 376845, 466570, 502460, 529620, 559884, 653198, 699855, 753690, 933140, 979797, 1306396, 1399710, 1507380, 1632995, 1959594, 2799420, 3265990, 3919188, 4898985, 6531980, 9797970, 19595940]

約数ペア:

[(1, 19595940), (2, 9797970), (3, 6531980), (4, 4898985), (5, 3919188), (6, 3265990), (7, 2799420), (10, 1959594), (12, 1632995), (13, 1507380), (14, 1399710), (15, 1306396), (20, 979797), (21, 933140), (26, 753690), (28, 699855), (30, 653198), (35, 559884), (37, 529620), (39, 502460), (42, 466570), (52, 376845), (60, 326599), (65, 301476), (70, 279942), (74, 264810), (78, 251230), (84, 233285), (91, 215340), (97, 202020), (105, 186628), (111, 176540), (130, 150738), (140, 139971), (148, 132405), (156, 125615), (182, 107670), (185, 105924), (194, 101010), (195, 100492), (210, 93314), (222, 88270), (259, 75660), (260, 75369), (273, 71780), (291, 67340), (364, 53835), (370, 52962), (388, 50505), (390, 50246), (420, 46657), (444, 44135), (455, 43068), (481, 40740), (485, 40404), (518, 37830), (546, 35890), (555, 35308), (582, 33670), (679, 28860), (740, 26481), (777, 25220), (780, 25123), (910, 21534), (962, 20370), (970, 20202), (1036, 18915), (1092, 17945), (1110, 17654), (1164, 16835), (1261, 15540), (1295, 15132), (1358, 14430), (1365, 14356), (1443, 13580), (1455, 13468), (1554, 12610), (1820, 10767), (1924, 10185), (1940, 10101), (2037, 9620), (2220, 8827), (2405, 8148), (2522, 7770), (2590, 7566), (2716, 7215), (2730, 7178), (2886, 6790), (2910, 6734), (3108, 6305), (3367, 5820), (3395, 5772), (3589, 5460), (3783, 5180), (3885, 5044), (4074, 4810)]