2990150

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:848

約数の個数: 24

約数和(自身を含む): 5639520

約数和(自身を除く): 2649370

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 757, 790, 1514, 1975, 3785, 3950, 7570, 18925, 37850, 59803, 119606, 299015, 598030, 1495075, 2990150]

約数ペア:

[(1, 2990150), (2, 1495075), (5, 598030), (10, 299015), (25, 119606), (50, 59803), (79, 37850), (158, 18925), (395, 7570), (757, 3950), (790, 3785), (1514, 1975)]