20898840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{174157}}^1$

素因数の和:174171

約数の個数: 32

約数和(自身を含む): 62696880

約数和(自身を除く): 41798040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 174157, 348314, 522471, 696628, 870785, 1044942, 1393256, 1741570, 2089884, 2612355, 3483140, 4179768, 5224710, 6966280, 10449420, 20898840]

約数ペア:

[(1, 20898840), (2, 10449420), (3, 6966280), (4, 5224710), (5, 4179768), (6, 3483140), (8, 2612355), (10, 2089884), (12, 1741570), (15, 1393256), (20, 1044942), (24, 870785), (30, 696628), (40, 522471), (60, 348314), (120, 174157)]