2888620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 7096320

約数和(自身を除く): 4207700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 439, 470, 658, 878, 940, 1316, 1645, 1756, 2195, 3073, 3290, 4390, 6146, 6580, 8780, 12292, 15365, 20633, 30730, 41266, 61460, 82532, 103165, 144431, 206330, 288862, 412660, 577724, 722155, 1444310, 2888620]

約数ペア:

[(1, 2888620), (2, 1444310), (4, 722155), (5, 577724), (7, 412660), (10, 288862), (14, 206330), (20, 144431), (28, 103165), (35, 82532), (47, 61460), (70, 41266), (94, 30730), (140, 20633), (188, 15365), (235, 12292), (329, 8780), (439, 6580), (470, 6146), (658, 4390), (878, 3290), (940, 3073), (1316, 2195), (1645, 1756)]