1304986060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{14407}}^1$

素因数の和:15070

約数の個数: 48

約数和(自身を含む): 3137025024

約数和(自身を除く): 1832038964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 1294, 2588, 3235, 4529, 6470, 9058, 12940, 14407, 18116, 22645, 28814, 45290, 57628, 72035, 90580, 100849, 144070, 201698, 288140, 403396, 504245, 1008490, 2016980, 9321329, 18642658, 37285316, 46606645, 65249303, 93213290, 130498606, 186426580, 260997212, 326246515, 652493030, 1304986060]

約数ペア:

[(1, 1304986060), (2, 652493030), (4, 326246515), (5, 260997212), (7, 186426580), (10, 130498606), (14, 93213290), (20, 65249303), (28, 46606645), (35, 37285316), (70, 18642658), (140, 9321329), (647, 2016980), (1294, 1008490), (2588, 504245), (3235, 403396), (4529, 288140), (6470, 201698), (9058, 144070), (12940, 100849), (14407, 90580), (18116, 72035), (22645, 57628), (28814, 45290)]