22978640

素因数分解:

$2^4\times 5^1\times {\mathrm{287233}}^1$

素因数の和:287246

約数の個数: 20

約数和(自身を含む): 53425524

約数和(自身を除く): 30446884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 287233, 574466, 1148932, 1436165, 2297864, 2872330, 4595728, 5744660, 11489320, 22978640]

約数ペア:

[(1, 22978640), (2, 11489320), (4, 5744660), (5, 4595728), (8, 2872330), (10, 2297864), (16, 1436165), (20, 1148932), (40, 574466), (80, 287233)]