31619810

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{29009}}^1$

素因数の和:29125

約数の個数: 16

約数和(自身を含む): 57439800

約数和(自身を除く): 25819990

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 29009, 58018, 145045, 290090, 3161981, 6323962, 15809905, 31619810]

約数ペア:

[(1, 31619810), (2, 15809905), (5, 6323962), (10, 3161981), (109, 290090), (218, 145045), (545, 58018), (1090, 29009)]