2420240

素因数分解:

$2^4\times 5^1\times {\mathrm{30253}}^1$

素因数の和:30266

約数の個数: 20

約数和(自身を含む): 5627244

約数和(自身を除く): 3207004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 30253, 60506, 121012, 151265, 242024, 302530, 484048, 605060, 1210120, 2420240]

約数ペア:

[(1, 2420240), (2, 1210120), (4, 605060), (5, 484048), (8, 302530), (10, 242024), (16, 151265), (20, 121012), (40, 60506), (80, 30253)]