42133820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123923}}^1$

素因数の和:123949

約数の個数: 24

約数和(自身を含む): 93686544

約数和(自身を除く): 51552724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 123923, 247846, 495692, 619615, 1239230, 2106691, 2478460, 4213382, 8426764, 10533455, 21066910, 42133820]

約数ペア:

[(1, 42133820), (2, 21066910), (4, 10533455), (5, 8426764), (10, 4213382), (17, 2478460), (20, 2106691), (34, 1239230), (68, 619615), (85, 495692), (170, 247846), (340, 123923)]