723372020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{126023}}^1$

素因数の和:126080

約数の個数: 48

約数和(自身を含む): 1778450688

約数和(自身を除く): 1055078668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 126023, 252046, 504092, 630115, 882161, 1260230, 1764322, 2520460, 3528644, 4410805, 5166943, 8821610, 10333886, 17643220, 20667772, 25834715, 36168601, 51669430, 72337202, 103338860, 144674404, 180843005, 361686010, 723372020]

約数ペア:

[(1, 723372020), (2, 361686010), (4, 180843005), (5, 144674404), (7, 103338860), (10, 72337202), (14, 51669430), (20, 36168601), (28, 25834715), (35, 20667772), (41, 17643220), (70, 10333886), (82, 8821610), (140, 5166943), (164, 4410805), (205, 3528644), (287, 2520460), (410, 1764322), (574, 1260230), (820, 882161), (1148, 630115), (1435, 504092), (2870, 252046), (5740, 126023)]