42016340

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{13381}}^1$

素因数の和:13547

約数の個数: 24

約数和(自身を含む): 88802952

約数和(自身を除く): 46786612

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 13381, 26762, 53524, 66905, 133810, 267620, 2100817, 4201634, 8403268, 10504085, 21008170, 42016340]

約数ペア:

[(1, 42016340), (2, 21008170), (4, 10504085), (5, 8403268), (10, 4201634), (20, 2100817), (157, 267620), (314, 133810), (628, 66905), (785, 53524), (1570, 26762), (3140, 13381)]