1030820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 2553600

約数和(自身を除く): 1522780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 199, 259, 370, 398, 518, 740, 796, 995, 1036, 1295, 1393, 1990, 2590, 2786, 3980, 5180, 5572, 6965, 7363, 13930, 14726, 27860, 29452, 36815, 51541, 73630, 103082, 147260, 206164, 257705, 515410, 1030820]

約数ペア:

[(1, 1030820), (2, 515410), (4, 257705), (5, 206164), (7, 147260), (10, 103082), (14, 73630), (20, 51541), (28, 36815), (35, 29452), (37, 27860), (70, 14726), (74, 13930), (140, 7363), (148, 6965), (185, 5572), (199, 5180), (259, 3980), (370, 2786), (398, 2590), (518, 1990), (740, 1393), (796, 1295), (995, 1036)]