51987340

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2677}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 109326672

約数和(自身を除く): 57339332

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 2677, 3884, 4855, 5354, 9710, 10708, 13385, 19420, 26770, 53540, 2599367, 5198734, 10397468, 12996835, 25993670, 51987340]

約数ペア:

[(1, 51987340), (2, 25993670), (4, 12996835), (5, 10397468), (10, 5198734), (20, 2599367), (971, 53540), (1942, 26770), (2677, 19420), (3884, 13385), (4855, 10708), (5354, 9710)]