105221740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{404699}}^1$

素因数の和:404721

約数の個数: 24

約数和(自身を含む): 237963600

約数和(自身を除く): 132741860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 404699, 809398, 1618796, 2023495, 4046990, 5261087, 8093980, 10522174, 21044348, 26305435, 52610870, 105221740]

約数ペア:

[(1, 105221740), (2, 52610870), (4, 26305435), (5, 21044348), (10, 10522174), (13, 8093980), (20, 5261087), (26, 4046990), (52, 2023495), (65, 1618796), (130, 809398), (260, 404699)]