28482490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 53383680

約数和(自身を除く): 24901190

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 661, 695, 1322, 1390, 3305, 4309, 6610, 8618, 20491, 21545, 40982, 43090, 91879, 102455, 183758, 204910, 459395, 918790, 2848249, 5696498, 14241245, 28482490]

約数ペア:

[(1, 28482490), (2, 14241245), (5, 5696498), (10, 2848249), (31, 918790), (62, 459395), (139, 204910), (155, 183758), (278, 102455), (310, 91879), (661, 43090), (695, 40982), (1322, 21545), (1390, 20491), (3305, 8618), (4309, 6610)]