1211405980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2088631}}^1$

素因数の和:2088669

約数の個数: 24

約数和(自身を含む): 2631676320

約数和(自身を除く): 1420270340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2088631, 4177262, 8354524, 10443155, 20886310, 41772620, 60570299, 121140598, 242281196, 302851495, 605702990, 1211405980]

約数ペア:

[(1, 1211405980), (2, 605702990), (4, 302851495), (5, 242281196), (10, 121140598), (20, 60570299), (29, 41772620), (58, 20886310), (116, 10443155), (145, 8354524), (290, 4177262), (580, 2088631)]