31203430

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28627}}^1$

素因数の和:28743

約数の個数: 16

約数和(自身を含む): 56683440

約数和(自身を除く): 25480010

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 28627, 57254, 143135, 286270, 3120343, 6240686, 15601715, 31203430]

約数ペア:

[(1, 31203430), (2, 15601715), (5, 6240686), (10, 3120343), (109, 286270), (218, 143135), (545, 57254), (1090, 28627)]