2253020

素因数分解:

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

素因数の和:64

約数の個数: 108

約数和(自身を含む): 6368040

約数和(自身を除く): 4115020

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, 484, 490, 532, 539, 605, 665, 770, 836, 847, 931, 980, 1045, 1078, 1210, 1330, 1463, 1540, 1694, 1862, 2090, 2156, 2299, 2420, 2660, 2695, 2926, 3388, 3724, 4180, 4235, 4598, 4655, 5390, 5852, 5929, 7315, 8470, 9196, 9310, 10241, 10780, 11495, 11858, 14630, 16093, 16940, 18620, 20482, 22990, 23716, 29260, 29645, 32186, 40964, 45980, 51205, 59290, 64372, 80465, 102410, 112651, 118580, 160930, 204820, 225302, 321860, 450604, 563255, 1126510, 2253020]

約数ペア:

[(1, 2253020), (2, 1126510), (4, 563255), (5, 450604), (7, 321860), (10, 225302), (11, 204820), (14, 160930), (19, 118580), (20, 112651), (22, 102410), (28, 80465), (35, 64372), (38, 59290), (44, 51205), (49, 45980), (55, 40964), (70, 32186), (76, 29645), (77, 29260), (95, 23716), (98, 22990), (110, 20482), (121, 18620), (133, 16940), (140, 16093), (154, 14630), (190, 11858), (196, 11495), (209, 10780), (220, 10241), (242, 9310), (245, 9196), (266, 8470), (308, 7315), (380, 5929), (385, 5852), (418, 5390), (484, 4655), (490, 4598), (532, 4235), (539, 4180), (605, 3724), (665, 3388), (770, 2926), (836, 2695), (847, 2660), (931, 2420), (980, 2299), (1045, 2156), (1078, 2090), (1210, 1862), (1330, 1694), (1463, 1540)]