30658780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80681}}^1$

素因数の和:80709

約数の個数: 24

約数和(自身を含む): 67772880

約数和(自身を除く): 37114100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 80681, 161362, 322724, 403405, 806810, 1532939, 1613620, 3065878, 6131756, 7664695, 15329390, 30658780]

約数ペア:

[(1, 30658780), (2, 15329390), (4, 7664695), (5, 6131756), (10, 3065878), (19, 1613620), (20, 1532939), (38, 806810), (76, 403405), (95, 322724), (190, 161362), (380, 80681)]