248872240

素因数分解:

$2^4\times 5^1\times {\mathrm{3110903}}^1$

素因数の和:3110916

約数の個数: 20

約数和(自身を含む): 578628144

約数和(自身を除く): 329755904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3110903, 6221806, 12443612, 15554515, 24887224, 31109030, 49774448, 62218060, 124436120, 248872240]

約数ペア:

[(1, 248872240), (2, 124436120), (4, 62218060), (5, 49774448), (8, 31109030), (10, 24887224), (16, 15554515), (20, 12443612), (40, 6221806), (80, 3110903)]