131947340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1723}}^1$

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 317436672

約数和(自身を除く): 185489332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 547, 1094, 1723, 2188, 2735, 3446, 3829, 5470, 6892, 7658, 8615, 10940, 12061, 15316, 17230, 19145, 24122, 34460, 38290, 48244, 60305, 76580, 120610, 241220, 942481, 1884962, 3769924, 4712405, 6597367, 9424810, 13194734, 18849620, 26389468, 32986835, 65973670, 131947340]

約数ペア:

[(1, 131947340), (2, 65973670), (4, 32986835), (5, 26389468), (7, 18849620), (10, 13194734), (14, 9424810), (20, 6597367), (28, 4712405), (35, 3769924), (70, 1884962), (140, 942481), (547, 241220), (1094, 120610), (1723, 76580), (2188, 60305), (2735, 48244), (3446, 38290), (3829, 34460), (5470, 24122), (6892, 19145), (7658, 17230), (8615, 15316), (10940, 12061)]