313427380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2238767}}^1$

素因数の和:2238783

約数の個数: 24

約数和(自身を含む): 752226048

約数和(自身を除く): 438798668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2238767, 4477534, 8955068, 11193835, 15671369, 22387670, 31342738, 44775340, 62685476, 78356845, 156713690, 313427380]

約数ペア:

[(1, 313427380), (2, 156713690), (4, 78356845), (5, 62685476), (7, 44775340), (10, 31342738), (14, 22387670), (20, 15671369), (28, 11193835), (35, 8955068), (70, 4477534), (140, 2238767)]