87799160

素因数分解:

$2^3\times 5^1\times {\mathrm{2194979}}^1$

素因数の和:2194990

約数の個数: 16

約数和(自身を含む): 197548200

約数和(自身を除く): 109749040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2194979, 4389958, 8779916, 10974895, 17559832, 21949790, 43899580, 87799160]

約数ペア:

[(1, 87799160), (2, 43899580), (4, 21949790), (5, 17559832), (8, 10974895), (10, 8779916), (20, 4389958), (40, 2194979)]