128104060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{915029}}^1$

素因数の和:915045

約数の個数: 24

約数和(自身を含む): 307450080

約数和(自身を除く): 179346020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 915029, 1830058, 3660116, 4575145, 6405203, 9150290, 12810406, 18300580, 25620812, 32026015, 64052030, 128104060]

約数ペア:

[(1, 128104060), (2, 64052030), (4, 32026015), (5, 25620812), (7, 18300580), (10, 12810406), (14, 9150290), (20, 6405203), (28, 4575145), (35, 3660116), (70, 1830058), (140, 915029)]