87910540

素因数分解:

$2^2\times 5^1\times {\mathrm{4395527}}^1$

素因数の和:4395536

約数の個数: 12

約数和(自身を含む): 184612176

約数和(自身を除く): 96701636

約数列:

[1, 2, 4, 5, 10, 20, 4395527, 8791054, 17582108, 21977635, 43955270, 87910540]

約数ペア:

[(1, 87910540), (2, 43955270), (4, 21977635), (5, 17582108), (10, 8791054), (20, 4395527)]