40023860

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4457}}^1$

素因数の和:4915

約数の個数: 24

約数和(自身を含む): 84256200

約数和(自身を除く): 44232340

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4457, 4490, 8914, 8980, 17828, 22285, 44570, 89140, 2001193, 4002386, 8004772, 10005965, 20011930, 40023860]

約数ペア:

[(1, 40023860), (2, 20011930), (4, 10005965), (5, 8004772), (10, 4002386), (20, 2001193), (449, 89140), (898, 44570), (1796, 22285), (2245, 17828), (4457, 8980), (4490, 8914)]