40740880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12421}}^1$

素因数の和:12475

約数の個数: 40

約数和(自身を含む): 97040664

約数和(自身を除く): 56299784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12421, 24842, 49684, 62105, 99368, 124210, 198736, 248420, 496840, 509261, 993680, 1018522, 2037044, 2546305, 4074088, 5092610, 8148176, 10185220, 20370440, 40740880]

約数ペア:

[(1, 40740880), (2, 20370440), (4, 10185220), (5, 8148176), (8, 5092610), (10, 4074088), (16, 2546305), (20, 2037044), (40, 1018522), (41, 993680), (80, 509261), (82, 496840), (164, 248420), (205, 198736), (328, 124210), (410, 99368), (656, 62105), (820, 49684), (1640, 24842), (3280, 12421)]