353146480

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{20921}}^1$

素因数の和:21145

約数の個数: 40

約数和(自身を含む): 824996304

約数和(自身を除く): 471849824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 16880, 20921, 41842, 83684, 104605, 167368, 209210, 334736, 418420, 836840, 1673680, 4414331, 8828662, 17657324, 22071655, 35314648, 44143310, 70629296, 88286620, 176573240, 353146480]

約数ペア:

[(1, 353146480), (2, 176573240), (4, 88286620), (5, 70629296), (8, 44143310), (10, 35314648), (16, 22071655), (20, 17657324), (40, 8828662), (80, 4414331), (211, 1673680), (422, 836840), (844, 418420), (1055, 334736), (1688, 209210), (2110, 167368), (3376, 104605), (4220, 83684), (8440, 41842), (16880, 20921)]