8423939180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22168261}}^1$

素因数の和:22168289

約数の個数: 24

約数和(自身を含む): 18621340080

約数和(自身を除く): 10197400900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 22168261, 44336522, 88673044, 110841305, 221682610, 421196959, 443365220, 842393918, 1684787836, 2105984795, 4211969590, 8423939180]

約数ペア:

[(1, 8423939180), (2, 4211969590), (4, 2105984795), (5, 1684787836), (10, 842393918), (19, 443365220), (20, 421196959), (38, 221682610), (76, 110841305), (95, 88673044), (190, 44336522), (380, 22168261)]