55872020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{18749}}^1$

素因数の和:18907

約数の個数: 24

約数和(自身を含む): 118125000

約数和(自身を除く): 62252980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 18749, 37498, 74996, 93745, 187490, 374980, 2793601, 5587202, 11174404, 13968005, 27936010, 55872020]

約数ペア:

[(1, 55872020), (2, 27936010), (4, 13968005), (5, 11174404), (10, 5587202), (20, 2793601), (149, 374980), (298, 187490), (596, 93745), (745, 74996), (1490, 37498), (2980, 18749)]