20086070420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77254117}}^1$

素因数の和:77254139

約数の個数: 24

約数和(自身を含む): 45425421384

約数和(自身を除く): 25339350964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77254117, 154508234, 309016468, 386270585, 772541170, 1004303521, 1545082340, 2008607042, 4017214084, 5021517605, 10043035210, 20086070420]

約数ペア:

[(1, 20086070420), (2, 10043035210), (4, 5021517605), (5, 4017214084), (10, 2008607042), (13, 1545082340), (20, 1004303521), (26, 772541170), (52, 386270585), (65, 309016468), (130, 154508234), (260, 77254117)]