31999340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{14159}}^1$

素因数の和:14281

約数の個数: 24

約数和(自身を含む): 67798080

約数和(自身を除く): 35798740

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 14159, 28318, 56636, 70795, 141590, 283180, 1599967, 3199934, 6399868, 7999835, 15999670, 31999340]

約数ペア:

[(1, 31999340), (2, 15999670), (4, 7999835), (5, 6399868), (10, 3199934), (20, 1599967), (113, 283180), (226, 141590), (452, 70795), (565, 56636), (1130, 28318), (2260, 14159)]