19772920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26017}}^1$

素因数の和:26047

約数の個数: 32

約数和(自身を含む): 46832400

約数和(自身を除く): 27059480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26017, 52034, 104068, 130085, 208136, 260170, 494323, 520340, 988646, 1040680, 1977292, 2471615, 3954584, 4943230, 9886460, 19772920]

約数ペア:

[(1, 19772920), (2, 9886460), (4, 4943230), (5, 3954584), (8, 2471615), (10, 1977292), (19, 1040680), (20, 988646), (38, 520340), (40, 494323), (76, 260170), (95, 208136), (152, 130085), (190, 104068), (380, 52034), (760, 26017)]