139170220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{994073}}^1$

素因数の和:994089

約数の個数: 24

約数和(自身を含む): 334008864

約数和(自身を除く): 194838644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 994073, 1988146, 3976292, 4970365, 6958511, 9940730, 13917022, 19881460, 27834044, 34792555, 69585110, 139170220]

約数ペア:

[(1, 139170220), (2, 69585110), (4, 34792555), (5, 27834044), (7, 19881460), (10, 13917022), (14, 9940730), (20, 6958511), (28, 4970365), (35, 3976292), (70, 1988146), (140, 994073)]