26239960

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3109}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 59338800

約数和(自身を除く): 33098840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 3109, 4220, 6218, 8440, 12436, 15545, 24872, 31090, 62180, 124360, 655999, 1311998, 2623996, 3279995, 5247992, 6559990, 13119980, 26239960]

約数ペア:

[(1, 26239960), (2, 13119980), (4, 6559990), (5, 5247992), (8, 3279995), (10, 2623996), (20, 1311998), (40, 655999), (211, 124360), (422, 62180), (844, 31090), (1055, 24872), (1688, 15545), (2110, 12436), (3109, 8440), (4220, 6218)]