1325366980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1861}}^1\times {\mathrm{5087}}^1$

素因数の和:6964

約数の個数: 48

約数和(自身を含む): 3183215616

約数和(自身を除く): 1857848636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1861, 3722, 5087, 7444, 9305, 10174, 13027, 18610, 20348, 25435, 26054, 35609, 37220, 50870, 52108, 65135, 71218, 101740, 130270, 142436, 178045, 260540, 356090, 712180, 9466907, 18933814, 37867628, 47334535, 66268349, 94669070, 132536698, 189338140, 265073396, 331341745, 662683490, 1325366980]

約数ペア:

[(1, 1325366980), (2, 662683490), (4, 331341745), (5, 265073396), (7, 189338140), (10, 132536698), (14, 94669070), (20, 66268349), (28, 47334535), (35, 37867628), (70, 18933814), (140, 9466907), (1861, 712180), (3722, 356090), (5087, 260540), (7444, 178045), (9305, 142436), (10174, 130270), (13027, 101740), (18610, 71218), (20348, 65135), (25435, 52108), (26054, 50870), (35609, 37220)]