8018660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30841}}^1$

素因数の和:30863

約数の個数: 24

約数和(自身を含む): 18135096

約数和(自身を除く): 10116436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30841, 61682, 123364, 154205, 308410, 400933, 616820, 801866, 1603732, 2004665, 4009330, 8018660]

約数ペア:

[(1, 8018660), (2, 4009330), (4, 2004665), (5, 1603732), (10, 801866), (13, 616820), (20, 400933), (26, 308410), (52, 154205), (65, 123364), (130, 61682), (260, 30841)]