42228740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25439}}^1$

素因数の和:25531

約数の個数: 24

約数和(自身を含む): 89752320

約数和(自身を除く): 47523580

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 25439, 50878, 101756, 127195, 254390, 508780, 2111437, 4222874, 8445748, 10557185, 21114370, 42228740]

約数ペア:

[(1, 42228740), (2, 21114370), (4, 10557185), (5, 8445748), (10, 4222874), (20, 2111437), (83, 508780), (166, 254390), (332, 127195), (415, 101756), (830, 50878), (1660, 25439)]