23390140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61553}}^1$

素因数の和:61581

約数の個数: 24

約数和(自身を含む): 51705360

約数和(自身を除く): 28315220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 61553, 123106, 246212, 307765, 615530, 1169507, 1231060, 2339014, 4678028, 5847535, 11695070, 23390140]

約数ペア:

[(1, 23390140), (2, 11695070), (4, 5847535), (5, 4678028), (10, 2339014), (19, 1231060), (20, 1169507), (38, 615530), (76, 307765), (95, 246212), (190, 123106), (380, 61553)]