3982120

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{881}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 9049320

約数和(自身を除く): 5067200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 881, 904, 1130, 1762, 2260, 3524, 4405, 4520, 7048, 8810, 17620, 35240, 99553, 199106, 398212, 497765, 796424, 995530, 1991060, 3982120]

約数ペア:

[(1, 3982120), (2, 1991060), (4, 995530), (5, 796424), (8, 497765), (10, 398212), (20, 199106), (40, 99553), (113, 35240), (226, 17620), (452, 8810), (565, 7048), (881, 4520), (904, 4405), (1130, 3524), (1762, 2260)]