39467780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 93308544

約数和(自身を除く): 53840764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 347, 470, 484, 517, 605, 694, 940, 1034, 1210, 1388, 1735, 2068, 2420, 2585, 3470, 3817, 5170, 5687, 6940, 7634, 10340, 11374, 15268, 16309, 19085, 22748, 28435, 32618, 38170, 41987, 56870, 65236, 76340, 81545, 83974, 113740, 163090, 167948, 179399, 209935, 326180, 358798, 419870, 717596, 839740, 896995, 1793990, 1973389, 3587980, 3946778, 7893556, 9866945, 19733890, 39467780]

約数ペア:

[(1, 39467780), (2, 19733890), (4, 9866945), (5, 7893556), (10, 3946778), (11, 3587980), (20, 1973389), (22, 1793990), (44, 896995), (47, 839740), (55, 717596), (94, 419870), (110, 358798), (121, 326180), (188, 209935), (220, 179399), (235, 167948), (242, 163090), (347, 113740), (470, 83974), (484, 81545), (517, 76340), (605, 65236), (694, 56870), (940, 41987), (1034, 38170), (1210, 32618), (1388, 28435), (1735, 22748), (2068, 19085), (2420, 16309), (2585, 15268), (3470, 11374), (3817, 10340), (5170, 7634), (5687, 6940)]