31210090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107621}}^1$

素因数の和:107657

約数の個数: 16

約数和(自身を含む): 58115880

約数和(自身を除く): 26905790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 107621, 215242, 538105, 1076210, 3121009, 6242018, 15605045, 31210090]

約数ペア:

[(1, 31210090), (2, 15605045), (5, 6242018), (10, 3121009), (29, 1076210), (58, 538105), (145, 215242), (290, 107621)]