146720140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{25561}}^1$

素因数の和:25618

約数の個数: 48

約数和(自身を含む): 360730944

約数和(自身を除く): 214010804

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, 25561, 51122, 102244, 127805, 178927, 255610, 357854, 511220, 715708, 894635, 1048001, 1789270, 2096002, 3578540, 4192004, 5240005, 7336007, 10480010, 14672014, 20960020, 29344028, 36680035, 73360070, 146720140]

約数ペア:

[(1, 146720140), (2, 73360070), (4, 36680035), (5, 29344028), (7, 20960020), (10, 14672014), (14, 10480010), (20, 7336007), (28, 5240005), (35, 4192004), (41, 3578540), (70, 2096002), (82, 1789270), (140, 1048001), (164, 894635), (205, 715708), (287, 511220), (410, 357854), (574, 255610), (820, 178927), (1148, 127805), (1435, 102244), (2870, 51122), (5740, 25561)]