137075960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{489557}}^1$

素因数の和:489575

約数の個数: 32

約数和(自身を含む): 352481760

約数和(自身を除く): 215405800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 489557, 979114, 1958228, 2447785, 3426899, 3916456, 4895570, 6853798, 9791140, 13707596, 17134495, 19582280, 27415192, 34268990, 68537980, 137075960]

約数ペア:

[(1, 137075960), (2, 68537980), (4, 34268990), (5, 27415192), (7, 19582280), (8, 17134495), (10, 13707596), (14, 9791140), (20, 6853798), (28, 4895570), (35, 3916456), (40, 3426899), (56, 2447785), (70, 1958228), (140, 979114), (280, 489557)]