778602020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5561443}}^1$

素因数の和:5561459

約数の個数: 24

約数和(自身を含む): 1868645184

約数和(自身を除く): 1090043164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5561443, 11122886, 22245772, 27807215, 38930101, 55614430, 77860202, 111228860, 155720404, 194650505, 389301010, 778602020]

約数ペア:

[(1, 778602020), (2, 389301010), (4, 194650505), (5, 155720404), (7, 111228860), (10, 77860202), (14, 55614430), (20, 38930101), (28, 27807215), (35, 22245772), (70, 11122886), (140, 5561443)]