22495120

素因数分解:

$2^4\times 5^1\times {\mathrm{281189}}^1$

素因数の和:281202

約数の個数: 20

約数和(自身を含む): 52301340

約数和(自身を除く): 29806220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281189, 562378, 1124756, 1405945, 2249512, 2811890, 4499024, 5623780, 11247560, 22495120]

約数ペア:

[(1, 22495120), (2, 11247560), (4, 5623780), (5, 4499024), (8, 2811890), (10, 2249512), (16, 1405945), (20, 1124756), (40, 562378), (80, 281189)]