1155858020

素因数分解:

$2^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{33581}}^1$

素因数の和:35311

約数の個数: 24

約数和(自身を含む): 2428784568

約数和(自身を除く): 1272926548

約数列:

[1, 2, 4, 5, 10, 20, 1721, 3442, 6884, 8605, 17210, 33581, 34420, 67162, 134324, 167905, 335810, 671620, 57792901, 115585802, 231171604, 288964505, 577929010, 1155858020]

約数ペア:

[(1, 1155858020), (2, 577929010), (4, 288964505), (5, 231171604), (10, 115585802), (20, 57792901), (1721, 671620), (3442, 335810), (6884, 167905), (8605, 134324), (17210, 67162), (33581, 34420)]