404769080

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{8963}}^1$

素因数の和:10103

約数の個数: 32

約数和(自身を含む): 911638800

約数和(自身を除く): 506869720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 4516, 5645, 8963, 9032, 11290, 17926, 22580, 35852, 44815, 45160, 71704, 89630, 179260, 358520, 10119227, 20238454, 40476908, 50596135, 80953816, 101192270, 202384540, 404769080]

約数ペア:

[(1, 404769080), (2, 202384540), (4, 101192270), (5, 80953816), (8, 50596135), (10, 40476908), (20, 20238454), (40, 10119227), (1129, 358520), (2258, 179260), (4516, 89630), (5645, 71704), (8963, 45160), (9032, 44815), (11290, 35852), (17926, 22580)]