31577140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{797}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 76148352

約数和(自身を除く): 44571212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 797, 1132, 1415, 1594, 1981, 2830, 3188, 3962, 3985, 5579, 5660, 7924, 7970, 9905, 11158, 15940, 19810, 22316, 27895, 39620, 55790, 111580, 225551, 451102, 902204, 1127755, 1578857, 2255510, 3157714, 4511020, 6315428, 7894285, 15788570, 31577140]

約数ペア:

[(1, 31577140), (2, 15788570), (4, 7894285), (5, 6315428), (7, 4511020), (10, 3157714), (14, 2255510), (20, 1578857), (28, 1127755), (35, 902204), (70, 451102), (140, 225551), (283, 111580), (566, 55790), (797, 39620), (1132, 27895), (1415, 22316), (1594, 19810), (1981, 15940), (2830, 11158), (3188, 9905), (3962, 7970), (3985, 7924), (5579, 5660)]