12508580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 30675456

約数和(自身を除く): 18166876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 1901, 3290, 3802, 6580, 7604, 9505, 13307, 19010, 26614, 38020, 53228, 66535, 89347, 133070, 178694, 266140, 357388, 446735, 625429, 893470, 1250858, 1786940, 2501716, 3127145, 6254290, 12508580]

約数ペア:

[(1, 12508580), (2, 6254290), (4, 3127145), (5, 2501716), (7, 1786940), (10, 1250858), (14, 893470), (20, 625429), (28, 446735), (35, 357388), (47, 266140), (70, 178694), (94, 133070), (140, 89347), (188, 66535), (235, 53228), (329, 38020), (470, 26614), (658, 19010), (940, 13307), (1316, 9505), (1645, 7604), (1901, 6580), (3290, 3802)]