7132720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 19427328

約数和(自身を除く): 12294608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 271, 280, 329, 376, 470, 542, 560, 658, 752, 940, 1084, 1316, 1355, 1645, 1880, 1897, 2168, 2632, 2710, 3290, 3760, 3794, 4336, 5264, 5420, 6580, 7588, 9485, 10840, 12737, 13160, 15176, 18970, 21680, 25474, 26320, 30352, 37940, 50948, 63685, 75880, 89159, 101896, 127370, 151760, 178318, 203792, 254740, 356636, 445795, 509480, 713272, 891590, 1018960, 1426544, 1783180, 3566360, 7132720]

約数ペア:

[(1, 7132720), (2, 3566360), (4, 1783180), (5, 1426544), (7, 1018960), (8, 891590), (10, 713272), (14, 509480), (16, 445795), (20, 356636), (28, 254740), (35, 203792), (40, 178318), (47, 151760), (56, 127370), (70, 101896), (80, 89159), (94, 75880), (112, 63685), (140, 50948), (188, 37940), (235, 30352), (271, 26320), (280, 25474), (329, 21680), (376, 18970), (470, 15176), (542, 13160), (560, 12737), (658, 10840), (752, 9485), (940, 7588), (1084, 6580), (1316, 5420), (1355, 5264), (1645, 4336), (1880, 3794), (1897, 3760), (2168, 3290), (2632, 2710)]