28080110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 52531200

約数和(自身を除く): 24451090

約数列:

[1, 2, 5, 10, 31, 62, 155, 239, 310, 379, 478, 758, 1195, 1895, 2390, 3790, 7409, 11749, 14818, 23498, 37045, 58745, 74090, 90581, 117490, 181162, 452905, 905810, 2808011, 5616022, 14040055, 28080110]

約数ペア:

[(1, 28080110), (2, 14040055), (5, 5616022), (10, 2808011), (31, 905810), (62, 452905), (155, 181162), (239, 117490), (310, 90581), (379, 74090), (478, 58745), (758, 37045), (1195, 23498), (1895, 14818), (2390, 11749), (3790, 7409)]