56260280

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1709}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 126813600

約数和(自身を除く): 70553320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 1709, 3292, 3418, 4115, 6584, 6836, 8230, 8545, 13672, 16460, 17090, 32920, 34180, 68360, 1406507, 2813014, 5626028, 7032535, 11252056, 14065070, 28130140, 56260280]

約数ペア:

[(1, 56260280), (2, 28130140), (4, 14065070), (5, 11252056), (8, 7032535), (10, 5626028), (20, 2813014), (40, 1406507), (823, 68360), (1646, 34180), (1709, 32920), (3292, 17090), (3418, 16460), (4115, 13672), (6584, 8545), (6836, 8230)]