8686340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33409}}^1$

素因数の和:33431

約数の個数: 24

約数和(自身を含む): 19645080

約数和(自身を除く): 10958740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33409, 66818, 133636, 167045, 334090, 434317, 668180, 868634, 1737268, 2171585, 4343170, 8686340]

約数ペア:

[(1, 8686340), (2, 4343170), (4, 2171585), (5, 1737268), (10, 868634), (13, 668180), (20, 434317), (26, 334090), (52, 167045), (65, 133636), (130, 66818), (260, 33409)]