3870550

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:600

約数の個数: 24

約数和(自身を含む): 7254000

約数和(自身を除く): 3383450

約数列:

[1, 2, 5, 10, 25, 50, 199, 389, 398, 778, 995, 1945, 1990, 3890, 4975, 9725, 9950, 19450, 77411, 154822, 387055, 774110, 1935275, 3870550]

約数ペア:

[(1, 3870550), (2, 1935275), (5, 774110), (10, 387055), (25, 154822), (50, 77411), (199, 19450), (389, 9950), (398, 9725), (778, 4975), (995, 3890), (1945, 1990)]