29699240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 70709760

約数和(自身を除く): 41010520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 557, 620, 860, 1114, 1240, 1333, 1720, 2228, 2666, 2785, 4456, 5332, 5570, 6665, 10664, 11140, 13330, 17267, 22280, 23951, 26660, 34534, 47902, 53320, 69068, 86335, 95804, 119755, 138136, 172670, 191608, 239510, 345340, 479020, 690680, 742481, 958040, 1484962, 2969924, 3712405, 5939848, 7424810, 14849620, 29699240]

約数ペア:

[(1, 29699240), (2, 14849620), (4, 7424810), (5, 5939848), (8, 3712405), (10, 2969924), (20, 1484962), (31, 958040), (40, 742481), (43, 690680), (62, 479020), (86, 345340), (124, 239510), (155, 191608), (172, 172670), (215, 138136), (248, 119755), (310, 95804), (344, 86335), (430, 69068), (557, 53320), (620, 47902), (860, 34534), (1114, 26660), (1240, 23951), (1333, 22280), (1720, 17267), (2228, 13330), (2666, 11140), (2785, 10664), (4456, 6665), (5332, 5570)]