1085204060

素因数分解:

$2^2\times 5^1\times {\mathrm{54260203}}^1$

素因数の和:54260212

約数の個数: 12

約数和(自身を含む): 2278928568

約数和(自身を除く): 1193724508

約数列:

[1, 2, 4, 5, 10, 20, 54260203, 108520406, 217040812, 271301015, 542602030, 1085204060]

約数ペア:

[(1, 1085204060), (2, 542602030), (4, 271301015), (5, 217040812), (10, 108520406), (20, 54260203)]