2015391770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 4198182912

約数和(自身を除く): 2182791142

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 271, 542, 655, 811, 917, 1310, 1355, 1622, 1834, 1897, 2710, 3794, 4055, 4585, 5677, 8110, 9170, 9485, 11354, 18970, 28385, 35501, 56770, 71002, 106241, 177505, 212482, 219781, 248507, 355010, 439562, 497014, 531205, 743687, 1062410, 1098905, 1242535, 1487374, 1538467, 2197810, 2485070, 3076934, 3718435, 7436870, 7692335, 15384670, 28791311, 57582622, 143956555, 201539177, 287913110, 403078354, 1007695885, 2015391770]

約数ペア:

[(1, 2015391770), (2, 1007695885), (5, 403078354), (7, 287913110), (10, 201539177), (14, 143956555), (35, 57582622), (70, 28791311), (131, 15384670), (262, 7692335), (271, 7436870), (542, 3718435), (655, 3076934), (811, 2485070), (917, 2197810), (1310, 1538467), (1355, 1487374), (1622, 1242535), (1834, 1098905), (1897, 1062410), (2710, 743687), (3794, 531205), (4055, 497014), (4585, 439562), (5677, 355010), (8110, 248507), (9170, 219781), (9485, 212482), (11354, 177505), (18970, 106241), (28385, 71002), (35501, 56770)]