7966660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2357}}^1$

素因数の和:2392

約数の個数: 36

約数和(自身を含む): 18123588

約数和(自身を除く): 10156928

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2357, 3380, 4714, 9428, 11785, 23570, 30641, 47140, 61282, 122564, 153205, 306410, 398333, 612820, 796666, 1593332, 1991665, 3983330, 7966660]

約数ペア:

[(1, 7966660), (2, 3983330), (4, 1991665), (5, 1593332), (10, 796666), (13, 612820), (20, 398333), (26, 306410), (52, 153205), (65, 122564), (130, 61282), (169, 47140), (260, 30641), (338, 23570), (676, 11785), (845, 9428), (1690, 4714), (2357, 3380)]