220565380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1575467}}^1$

素因数の和:1575483

約数の個数: 24

約数和(自身を含む): 529357248

約数和(自身を除く): 308791868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1575467, 3150934, 6301868, 7877335, 11028269, 15754670, 22056538, 31509340, 44113076, 55141345, 110282690, 220565380]

約数ペア:

[(1, 220565380), (2, 110282690), (4, 55141345), (5, 44113076), (7, 31509340), (10, 22056538), (14, 15754670), (20, 11028269), (28, 7877335), (35, 6301868), (70, 3150934), (140, 1575467)]