31158020

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6863}}^1$

素因数の和:7099

約数の個数: 24

約数和(自身を含む): 65729664

約数和(自身を除く): 34571644

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 6863, 13726, 27452, 34315, 68630, 137260, 1557901, 3115802, 6231604, 7789505, 15579010, 31158020]

約数ペア:

[(1, 31158020), (2, 15579010), (4, 7789505), (5, 6231604), (10, 3115802), (20, 1557901), (227, 137260), (454, 68630), (908, 34315), (1135, 27452), (2270, 13726), (4540, 6863)]