30933680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9431}}^1$

素因数の和:9485

約数の個数: 40

約数和(自身を含む): 73682784

約数和(自身を除く): 42749104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9431, 18862, 37724, 47155, 75448, 94310, 150896, 188620, 377240, 386671, 754480, 773342, 1546684, 1933355, 3093368, 3866710, 6186736, 7733420, 15466840, 30933680]

約数ペア:

[(1, 30933680), (2, 15466840), (4, 7733420), (5, 6186736), (8, 3866710), (10, 3093368), (16, 1933355), (20, 1546684), (40, 773342), (41, 754480), (80, 386671), (82, 377240), (164, 188620), (205, 150896), (328, 94310), (410, 75448), (656, 47155), (820, 37724), (1640, 18862), (3280, 9431)]