28906180

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6367}}^1$

素因数の和:6603

約数の個数: 24

約数和(自身を含む): 60979968

約数和(自身を除く): 32073788

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 6367, 12734, 25468, 31835, 63670, 127340, 1445309, 2890618, 5781236, 7226545, 14453090, 28906180]

約数ペア:

[(1, 28906180), (2, 14453090), (4, 7226545), (5, 5781236), (10, 2890618), (20, 1445309), (227, 127340), (454, 63670), (908, 31835), (1135, 25468), (2270, 12734), (4540, 6367)]