20342286580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{180949}}^1$

素因数の和:181049

約数の個数: 96

約数和(自身を含む): 53989689600

約数和(自身を除く): 33647403020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 140, 146, 154, 220, 292, 308, 365, 385, 511, 730, 770, 803, 1022, 1460, 1540, 1606, 2044, 2555, 3212, 4015, 5110, 5621, 8030, 10220, 11242, 16060, 22484, 28105, 56210, 112420, 180949, 361898, 723796, 904745, 1266643, 1809490, 1990439, 2533286, 3618980, 3980878, 5066572, 6333215, 7961756, 9952195, 12666430, 13209277, 13933073, 19904390, 25332860, 26418554, 27866146, 39808780, 52837108, 55732292, 66046385, 69665365, 92464939, 132092770, 139330730, 145302047, 184929878, 264185540, 278661460, 290604094, 369859756, 462324695, 581208188, 726510235, 924649390, 1017114329, 1453020470, 1849298780, 2034228658, 2906040940, 4068457316, 5085571645, 10171143290, 20342286580]

約数ペア:

[(1, 20342286580), (2, 10171143290), (4, 5085571645), (5, 4068457316), (7, 2906040940), (10, 2034228658), (11, 1849298780), (14, 1453020470), (20, 1017114329), (22, 924649390), (28, 726510235), (35, 581208188), (44, 462324695), (55, 369859756), (70, 290604094), (73, 278661460), (77, 264185540), (110, 184929878), (140, 145302047), (146, 139330730), (154, 132092770), (220, 92464939), (292, 69665365), (308, 66046385), (365, 55732292), (385, 52837108), (511, 39808780), (730, 27866146), (770, 26418554), (803, 25332860), (1022, 19904390), (1460, 13933073), (1540, 13209277), (1606, 12666430), (2044, 9952195), (2555, 7961756), (3212, 6333215), (4015, 5066572), (5110, 3980878), (5621, 3618980), (8030, 2533286), (10220, 1990439), (11242, 1809490), (16060, 1266643), (22484, 904745), (28105, 723796), (56210, 361898), (112420, 180949)]