4097620

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 8654688

約数和(自身を除く): 4557068

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 971, 1055, 1942, 2110, 3884, 4220, 4855, 9710, 19420, 204881, 409762, 819524, 1024405, 2048810, 4097620]

約数ペア:

[(1, 4097620), (2, 2048810), (4, 1024405), (5, 819524), (10, 409762), (20, 204881), (211, 19420), (422, 9710), (844, 4855), (971, 4220), (1055, 3884), (1942, 2110)]