28356740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74623}}^1$

素因数の和:74651

約数の個数: 24

約数和(自身を含む): 62684160

約数和(自身を除く): 34327420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 74623, 149246, 298492, 373115, 746230, 1417837, 1492460, 2835674, 5671348, 7089185, 14178370, 28356740]

約数ペア:

[(1, 28356740), (2, 14178370), (4, 7089185), (5, 5671348), (10, 2835674), (19, 1492460), (20, 1417837), (38, 746230), (76, 373115), (95, 298492), (190, 149246), (380, 74623)]