202154320

素因数分解:

$2^4\times 5^1\times {\mathrm{569}}^1\times {\mathrm{4441}}^1$

素因数の和:5023

約数の個数: 40

約数和(自身を含む): 470940840

約数和(自身を除く): 268786520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 569, 1138, 2276, 2845, 4441, 4552, 5690, 8882, 9104, 11380, 17764, 22205, 22760, 35528, 44410, 45520, 71056, 88820, 177640, 355280, 2526929, 5053858, 10107716, 12634645, 20215432, 25269290, 40430864, 50538580, 101077160, 202154320]

約数ペア:

[(1, 202154320), (2, 101077160), (4, 50538580), (5, 40430864), (8, 25269290), (10, 20215432), (16, 12634645), (20, 10107716), (40, 5053858), (80, 2526929), (569, 355280), (1138, 177640), (2276, 88820), (2845, 71056), (4441, 45520), (4552, 44410), (5690, 35528), (8882, 22760), (9104, 22205), (11380, 17764)]