9881120

素因数分解:

$2^5\times 5^1\times {\mathrm{61757}}^1$

素因数の和:61772

約数の個数: 24

約数和(自身を含む): 23344524

約数和(自身を除く): 13463404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 61757, 123514, 247028, 308785, 494056, 617570, 988112, 1235140, 1976224, 2470280, 4940560, 9881120]

約数ペア:

[(1, 9881120), (2, 4940560), (4, 2470280), (5, 1976224), (8, 1235140), (10, 988112), (16, 617570), (20, 494056), (32, 308785), (40, 247028), (80, 123514), (160, 61757)]