2666777740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{120017}}^1$

素因数の和:120138

約数の個数: 48

約数和(自身を含む): 6169885344

約数和(自身を除く): 3503107604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 22220, 120017, 240034, 480068, 600085, 1200170, 1320187, 2400340, 2640374, 5280748, 6600935, 12121717, 13201870, 24243434, 26403740, 48486868, 60608585, 121217170, 133338887, 242434340, 266677774, 533355548, 666694435, 1333388870, 2666777740]

約数ペア:

[(1, 2666777740), (2, 1333388870), (4, 666694435), (5, 533355548), (10, 266677774), (11, 242434340), (20, 133338887), (22, 121217170), (44, 60608585), (55, 48486868), (101, 26403740), (110, 24243434), (202, 13201870), (220, 12121717), (404, 6600935), (505, 5280748), (1010, 2640374), (1111, 2400340), (2020, 1320187), (2222, 1200170), (4444, 600085), (5555, 480068), (11110, 240034), (22220, 120017)]