1235080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 3473280

約数和(自身を除く): 2238200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 401, 440, 616, 770, 802, 1540, 1604, 2005, 2807, 3080, 3208, 4010, 4411, 5614, 8020, 8822, 11228, 14035, 16040, 17644, 22055, 22456, 28070, 30877, 35288, 44110, 56140, 61754, 88220, 112280, 123508, 154385, 176440, 247016, 308770, 617540, 1235080]

約数ペア:

[(1, 1235080), (2, 617540), (4, 308770), (5, 247016), (7, 176440), (8, 154385), (10, 123508), (11, 112280), (14, 88220), (20, 61754), (22, 56140), (28, 44110), (35, 35288), (40, 30877), (44, 28070), (55, 22456), (56, 22055), (70, 17644), (77, 16040), (88, 14035), (110, 11228), (140, 8822), (154, 8020), (220, 5614), (280, 4411), (308, 4010), (385, 3208), (401, 3080), (440, 2807), (616, 2005), (770, 1604), (802, 1540)]