108690680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{388181}}^1$

素因数の和:388199

約数の個数: 32

約数和(自身を含む): 279491040

約数和(自身を除く): 170800360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 388181, 776362, 1552724, 1940905, 2717267, 3105448, 3881810, 5434534, 7763620, 10869068, 13586335, 15527240, 21738136, 27172670, 54345340, 108690680]

約数ペア:

[(1, 108690680), (2, 54345340), (4, 27172670), (5, 21738136), (7, 15527240), (8, 13586335), (10, 10869068), (14, 7763620), (20, 5434534), (28, 3881810), (35, 3105448), (40, 2717267), (56, 1940905), (70, 1552724), (140, 776362), (280, 388181)]