19750220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{141073}}^1$

素因数の和:141089

約数の個数: 24

約数和(自身を含む): 47400864

約数和(自身を除く): 27650644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 141073, 282146, 564292, 705365, 987511, 1410730, 1975022, 2821460, 3950044, 4937555, 9875110, 19750220]

約数ペア:

[(1, 19750220), (2, 9875110), (4, 4937555), (5, 3950044), (7, 2821460), (10, 1975022), (14, 1410730), (20, 987511), (28, 705365), (35, 564292), (70, 282146), (140, 141073)]