71422940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{123143}}^1$

素因数の和:123181

約数の個数: 24

約数和(自身を含む): 155161440

約数和(自身を除く): 83738500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 123143, 246286, 492572, 615715, 1231430, 2462860, 3571147, 7142294, 14284588, 17855735, 35711470, 71422940]

約数ペア:

[(1, 71422940), (2, 35711470), (4, 17855735), (5, 14284588), (10, 7142294), (20, 3571147), (29, 2462860), (58, 1231430), (116, 615715), (145, 492572), (290, 246286), (580, 123143)]