2500240

素因数分解:

$2^4\times 5^1\times {\mathrm{31253}}^1$

素因数の和:31266

約数の個数: 20

約数和(自身を含む): 5813244

約数和(自身を除く): 3313004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31253, 62506, 125012, 156265, 250024, 312530, 500048, 625060, 1250120, 2500240]

約数ペア:

[(1, 2500240), (2, 1250120), (4, 625060), (5, 500048), (8, 312530), (10, 250024), (16, 156265), (20, 125012), (40, 62506), (80, 31253)]