19475960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69557}}^1$

素因数の和:69575

約数の個数: 32

約数和(自身を含む): 50081760

約数和(自身を除く): 30605800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69557, 139114, 278228, 347785, 486899, 556456, 695570, 973798, 1391140, 1947596, 2434495, 2782280, 3895192, 4868990, 9737980, 19475960]

約数ペア:

[(1, 19475960), (2, 9737980), (4, 4868990), (5, 3895192), (7, 2782280), (8, 2434495), (10, 1947596), (14, 1391140), (20, 973798), (28, 695570), (35, 556456), (40, 486899), (56, 347785), (70, 278228), (140, 139114), (280, 69557)]