2849140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 6999552

約数和(自身を除く): 4150412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 433, 470, 658, 866, 940, 1316, 1645, 1732, 2165, 3031, 3290, 4330, 6062, 6580, 8660, 12124, 15155, 20351, 30310, 40702, 60620, 81404, 101755, 142457, 203510, 284914, 407020, 569828, 712285, 1424570, 2849140]

約数ペア:

[(1, 2849140), (2, 1424570), (4, 712285), (5, 569828), (7, 407020), (10, 284914), (14, 203510), (20, 142457), (28, 101755), (35, 81404), (47, 60620), (70, 40702), (94, 30310), (140, 20351), (188, 15155), (235, 12124), (329, 8660), (433, 6580), (470, 6062), (658, 4330), (866, 3290), (940, 3031), (1316, 2165), (1645, 1732)]