401175080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{213391}}^1$

素因数の和:213449

約数の個数: 32

約数和(自身を含む): 921853440

約数和(自身を除く): 520678360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 213391, 426782, 853564, 1066955, 1707128, 2133910, 4267820, 8535640, 10029377, 20058754, 40117508, 50146885, 80235016, 100293770, 200587540, 401175080]

約数ペア:

[(1, 401175080), (2, 200587540), (4, 100293770), (5, 80235016), (8, 50146885), (10, 40117508), (20, 20058754), (40, 10029377), (47, 8535640), (94, 4267820), (188, 2133910), (235, 1707128), (376, 1066955), (470, 853564), (940, 426782), (1880, 213391)]