89489740

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{9791}}^1$

素因数の和:10257

約数の個数: 24

約数和(自身を含む): 188358912

約数和(自身を除く): 98869172

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 9791, 19582, 39164, 48955, 97910, 195820, 4474487, 8948974, 17897948, 22372435, 44744870, 89489740]

約数ペア:

[(1, 89489740), (2, 44744870), (4, 22372435), (5, 17897948), (10, 8948974), (20, 4474487), (457, 195820), (914, 97910), (1828, 48955), (2285, 39164), (4570, 19582), (9140, 9791)]