77929460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{556639}}^1$

素因数の和:556655

約数の個数: 24

約数和(自身を含む): 187031040

約数和(自身を除く): 109101580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 556639, 1113278, 2226556, 2783195, 3896473, 5566390, 7792946, 11132780, 15585892, 19482365, 38964730, 77929460]

約数ペア:

[(1, 77929460), (2, 38964730), (4, 19482365), (5, 15585892), (7, 11132780), (10, 7792946), (14, 5566390), (20, 3896473), (28, 2783195), (35, 2226556), (70, 1113278), (140, 556639)]