9880640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:436

約数の個数: 112

約数和(自身を含む): 29407104

約数和(自身を除く): 19526464

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 401, 440, 448, 560, 616, 704, 770, 802, 880, 1120, 1232, 1540, 1604, 1760, 2005, 2240, 2464, 2807, 3080, 3208, 3520, 4010, 4411, 4928, 5614, 6160, 6416, 8020, 8822, 11228, 12320, 12832, 14035, 16040, 17644, 22055, 22456, 24640, 25664, 28070, 30877, 32080, 35288, 44110, 44912, 56140, 61754, 64160, 70576, 88220, 89824, 112280, 123508, 128320, 141152, 154385, 176440, 179648, 224560, 247016, 282304, 308770, 352880, 449120, 494032, 617540, 705760, 898240, 988064, 1235080, 1411520, 1976128, 2470160, 4940320, 9880640]

約数ペア:

[(1, 9880640), (2, 4940320), (4, 2470160), (5, 1976128), (7, 1411520), (8, 1235080), (10, 988064), (11, 898240), (14, 705760), (16, 617540), (20, 494032), (22, 449120), (28, 352880), (32, 308770), (35, 282304), (40, 247016), (44, 224560), (55, 179648), (56, 176440), (64, 154385), (70, 141152), (77, 128320), (80, 123508), (88, 112280), (110, 89824), (112, 88220), (140, 70576), (154, 64160), (160, 61754), (176, 56140), (220, 44912), (224, 44110), (280, 35288), (308, 32080), (320, 30877), (352, 28070), (385, 25664), (401, 24640), (440, 22456), (448, 22055), (560, 17644), (616, 16040), (704, 14035), (770, 12832), (802, 12320), (880, 11228), (1120, 8822), (1232, 8020), (1540, 6416), (1604, 6160), (1760, 5614), (2005, 4928), (2240, 4411), (2464, 4010), (2807, 3520), (3080, 3208)]