1741250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{199}}^1$

素因数の和:228

約数の個数: 40

約数和(自身を含む): 3748800

約数和(自身を除く): 2007550

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 199, 250, 350, 398, 625, 875, 995, 1250, 1393, 1750, 1990, 2786, 4375, 4975, 6965, 8750, 9950, 13930, 24875, 34825, 49750, 69650, 124375, 174125, 248750, 348250, 870625, 1741250]

約数ペア:

[(1, 1741250), (2, 870625), (5, 348250), (7, 248750), (10, 174125), (14, 124375), (25, 69650), (35, 49750), (50, 34825), (70, 24875), (125, 13930), (175, 9950), (199, 8750), (250, 6965), (350, 4975), (398, 4375), (625, 2786), (875, 1990), (995, 1750), (1250, 1393)]