30638660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117841}}^1$

素因数の和:117863

約数の個数: 24

約数和(自身を含む): 69291096

約数和(自身を除く): 38652436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 117841, 235682, 471364, 589205, 1178410, 1531933, 2356820, 3063866, 6127732, 7659665, 15319330, 30638660]

約数ペア:

[(1, 30638660), (2, 15319330), (4, 7659665), (5, 6127732), (10, 3063866), (13, 2356820), (20, 1531933), (26, 1178410), (52, 589205), (65, 471364), (130, 235682), (260, 117841)]