38297020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31391}}^1$

素因数の和:31461

約数の個数: 24

約数和(自身を含む): 81744768

約数和(自身を除く): 43447748

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 31391, 62782, 125564, 156955, 313910, 627820, 1914851, 3829702, 7659404, 9574255, 19148510, 38297020]

約数ペア:

[(1, 38297020), (2, 19148510), (4, 9574255), (5, 7659404), (10, 3829702), (20, 1914851), (61, 627820), (122, 313910), (244, 156955), (305, 125564), (610, 62782), (1220, 31391)]