4040120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 10644480

約数和(自身を除く): 6604360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 307, 329, 376, 470, 614, 658, 940, 1228, 1316, 1535, 1645, 1880, 2149, 2456, 2632, 3070, 3290, 4298, 6140, 6580, 8596, 10745, 12280, 13160, 14429, 17192, 21490, 28858, 42980, 57716, 72145, 85960, 101003, 115432, 144290, 202006, 288580, 404012, 505015, 577160, 808024, 1010030, 2020060, 4040120]

約数ペア:

[(1, 4040120), (2, 2020060), (4, 1010030), (5, 808024), (7, 577160), (8, 505015), (10, 404012), (14, 288580), (20, 202006), (28, 144290), (35, 115432), (40, 101003), (47, 85960), (56, 72145), (70, 57716), (94, 42980), (140, 28858), (188, 21490), (235, 17192), (280, 14429), (307, 13160), (329, 12280), (376, 10745), (470, 8596), (614, 6580), (658, 6140), (940, 4298), (1228, 3290), (1316, 3070), (1535, 2632), (1645, 2456), (1880, 2149)]