7571480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3863}}^1$

素因数の和:3888

約数の個数: 48

約数和(自身を含む): 19822320

約数和(自身を除く): 12250840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 3863, 7726, 15452, 19315, 27041, 30904, 38630, 54082, 77260, 108164, 135205, 154520, 189287, 216328, 270410, 378574, 540820, 757148, 946435, 1081640, 1514296, 1892870, 3785740, 7571480]

約数ペア:

[(1, 7571480), (2, 3785740), (4, 1892870), (5, 1514296), (7, 1081640), (8, 946435), (10, 757148), (14, 540820), (20, 378574), (28, 270410), (35, 216328), (40, 189287), (49, 154520), (56, 135205), (70, 108164), (98, 77260), (140, 54082), (196, 38630), (245, 30904), (280, 27041), (392, 19315), (490, 15452), (980, 7726), (1960, 3863)]