85847780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{99823}}^1$

素因数の和:99875

約数の個数: 24

約数和(自身を含む): 184474752

約数和(自身を除く): 98626972

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 99823, 199646, 399292, 499115, 998230, 1996460, 4292389, 8584778, 17169556, 21461945, 42923890, 85847780]

約数ペア:

[(1, 85847780), (2, 42923890), (4, 21461945), (5, 17169556), (10, 8584778), (20, 4292389), (43, 1996460), (86, 998230), (172, 499115), (215, 399292), (430, 199646), (860, 99823)]