40221740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154699}}^1$

素因数の和:154721

約数の個数: 24

約数和(自身を含む): 90963600

約数和(自身を除く): 50741860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 154699, 309398, 618796, 773495, 1546990, 2011087, 3093980, 4022174, 8044348, 10055435, 20110870, 40221740]

約数ペア:

[(1, 40221740), (2, 20110870), (4, 10055435), (5, 8044348), (10, 4022174), (13, 3093980), (20, 2011087), (26, 1546990), (52, 773495), (65, 618796), (130, 309398), (260, 154699)]