31362640

素因数分解:

$2^4\times 5^1\times {\mathrm{392033}}^1$

素因数の和:392046

約数の個数: 20

約数和(自身を含む): 72918324

約数和(自身を除く): 41555684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 392033, 784066, 1568132, 1960165, 3136264, 3920330, 6272528, 7840660, 15681320, 31362640]

約数ペア:

[(1, 31362640), (2, 15681320), (4, 7840660), (5, 6272528), (8, 3920330), (10, 3136264), (16, 1960165), (20, 1568132), (40, 784066), (80, 392033)]