6401020

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1181}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 13503168

約数和(自身を除く): 7102148

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1181, 1355, 2362, 2710, 4724, 5420, 5905, 11810, 23620, 320051, 640102, 1280204, 1600255, 3200510, 6401020]

約数ペア:

[(1, 6401020), (2, 3200510), (4, 1600255), (5, 1280204), (10, 640102), (20, 320051), (271, 23620), (542, 11810), (1084, 5905), (1181, 5420), (1355, 4724), (2362, 2710)]