23140240

素因数分解:

$2^4\times 5^1\times {\mathrm{289253}}^1$

素因数の和:289266

約数の個数: 20

約数和(自身を含む): 53801244

約数和(自身を除く): 30661004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 289253, 578506, 1157012, 1446265, 2314024, 2892530, 4628048, 5785060, 11570120, 23140240]

約数ペア:

[(1, 23140240), (2, 11570120), (4, 5785060), (5, 4628048), (8, 2892530), (10, 2314024), (16, 1446265), (20, 1157012), (40, 578506), (80, 289253)]