2556020

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 5400864

約数和(自身を除く): 2844844

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 563, 908, 1126, 1135, 2252, 2270, 2815, 4540, 5630, 11260, 127801, 255602, 511204, 639005, 1278010, 2556020]

約数ペア:

[(1, 2556020), (2, 1278010), (4, 639005), (5, 511204), (10, 255602), (20, 127801), (227, 11260), (454, 5630), (563, 4540), (908, 2815), (1126, 2270), (1135, 2252)]