31790090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109621}}^1$

素因数の和:109657

約数の個数: 16

約数和(自身を含む): 59195880

約数和(自身を除く): 27405790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 109621, 219242, 548105, 1096210, 3179009, 6358018, 15895045, 31790090]

約数ペア:

[(1, 31790090), (2, 15895045), (5, 6358018), (10, 3179009), (29, 1096210), (58, 548105), (145, 219242), (290, 109621)]