109428520

素因数分解:

$2^3\times 5^1\times {\mathrm{2735713}}^1$

素因数の和:2735724

約数の個数: 16

約数和(自身を含む): 246214260

約数和(自身を除く): 136785740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2735713, 5471426, 10942852, 13678565, 21885704, 27357130, 54714260, 109428520]

約数ペア:

[(1, 109428520), (2, 54714260), (4, 27357130), (5, 21885704), (8, 13678565), (10, 10942852), (20, 5471426), (40, 2735713)]