42099620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51341}}^1$

素因数の和:51391

約数の個数: 24

約数和(自身を含む): 90567288

約数和(自身を除く): 48467668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51341, 102682, 205364, 256705, 513410, 1026820, 2104981, 4209962, 8419924, 10524905, 21049810, 42099620]

約数ペア:

[(1, 42099620), (2, 21049810), (4, 10524905), (5, 8419924), (10, 4209962), (20, 2104981), (41, 1026820), (82, 513410), (164, 256705), (205, 205364), (410, 102682), (820, 51341)]