850367620

素因数分解:

$2^2\times 5^1\times {\mathrm{42518381}}^1$

素因数の和:42518390

約数の個数: 12

約数和(自身を含む): 1785772044

約数和(自身を除く): 935404424

約数列:

[1, 2, 4, 5, 10, 20, 42518381, 85036762, 170073524, 212591905, 425183810, 850367620]

約数ペア:

[(1, 850367620), (2, 425183810), (4, 212591905), (5, 170073524), (10, 85036762), (20, 42518381)]