20005680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83357}}^1$

素因数の和:83373

約数の個数: 40

約数和(自身を含む): 62018352

約数和(自身を除く): 42012672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83357, 166714, 250071, 333428, 416785, 500142, 666856, 833570, 1000284, 1250355, 1333712, 1667140, 2000568, 2500710, 3334280, 4001136, 5001420, 6668560, 10002840, 20005680]

約数ペア:

[(1, 20005680), (2, 10002840), (3, 6668560), (4, 5001420), (5, 4001136), (6, 3334280), (8, 2500710), (10, 2000568), (12, 1667140), (15, 1333712), (16, 1250355), (20, 1000284), (24, 833570), (30, 666856), (40, 500142), (48, 416785), (60, 333428), (80, 250071), (120, 166714), (240, 83357)]