39686660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152641}}^1$

素因数の和:152663

約数の個数: 24

約数和(自身を含む): 89753496

約数和(自身を除く): 50066836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 152641, 305282, 610564, 763205, 1526410, 1984333, 3052820, 3968666, 7937332, 9921665, 19843330, 39686660]

約数ペア:

[(1, 39686660), (2, 19843330), (4, 9921665), (5, 7937332), (10, 3968666), (13, 3052820), (20, 1984333), (26, 1526410), (52, 763205), (65, 610564), (130, 305282), (260, 152641)]