220195780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1093}}^1\times {\mathrm{1439}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 529320960

約数和(自身を除く): 309125180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1093, 1439, 2186, 2878, 4372, 5465, 5756, 7195, 7651, 10073, 10930, 14390, 15302, 20146, 21860, 28780, 30604, 38255, 40292, 50365, 76510, 100730, 153020, 201460, 1572827, 3145654, 6291308, 7864135, 11009789, 15728270, 22019578, 31456540, 44039156, 55048945, 110097890, 220195780]

約数ペア:

[(1, 220195780), (2, 110097890), (4, 55048945), (5, 44039156), (7, 31456540), (10, 22019578), (14, 15728270), (20, 11009789), (28, 7864135), (35, 6291308), (70, 3145654), (140, 1572827), (1093, 201460), (1439, 153020), (2186, 100730), (2878, 76510), (4372, 50365), (5465, 40292), (5756, 38255), (7195, 30604), (7651, 28780), (10073, 21860), (10930, 20146), (14390, 15302)]