31958020

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3607}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 67281984

約数和(自身を除く): 35323964

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 3607, 4430, 7214, 8860, 14428, 18035, 36070, 72140, 1597901, 3195802, 6391604, 7989505, 15979010, 31958020]

約数ペア:

[(1, 31958020), (2, 15979010), (4, 7989505), (5, 6391604), (10, 3195802), (20, 1597901), (443, 72140), (886, 36070), (1772, 18035), (2215, 14428), (3607, 8860), (4430, 7214)]