2021826520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{195157}}^1$

素因数の和:195212

約数の個数: 64

約数和(自身を含む): 5339522880

約数和(自身を除く): 3317696360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 195157, 390314, 780628, 975785, 1366099, 1561256, 1951570, 2732198, 3903140, 5464396, 6830495, 7220809, 7806280, 10928792, 13660990, 14441618, 27321980, 28883236, 36104045, 50545663, 54643960, 57766472, 72208090, 101091326, 144416180, 202182652, 252728315, 288832360, 404365304, 505456630, 1010913260, 2021826520]

約数ペア:

[(1, 2021826520), (2, 1010913260), (4, 505456630), (5, 404365304), (7, 288832360), (8, 252728315), (10, 202182652), (14, 144416180), (20, 101091326), (28, 72208090), (35, 57766472), (37, 54643960), (40, 50545663), (56, 36104045), (70, 28883236), (74, 27321980), (140, 14441618), (148, 13660990), (185, 10928792), (259, 7806280), (280, 7220809), (296, 6830495), (370, 5464396), (518, 3903140), (740, 2732198), (1036, 1951570), (1295, 1561256), (1480, 1366099), (2072, 975785), (2590, 780628), (5180, 390314), (10360, 195157)]