188800220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1348573}}^1$

素因数の和:1348589

約数の個数: 24

約数和(自身を含む): 453120864

約数和(自身を除く): 264320644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1348573, 2697146, 5394292, 6742865, 9440011, 13485730, 18880022, 26971460, 37760044, 47200055, 94400110, 188800220]

約数ペア:

[(1, 188800220), (2, 94400110), (4, 47200055), (5, 37760044), (7, 26971460), (10, 18880022), (14, 13485730), (20, 9440011), (28, 6742865), (35, 5394292), (70, 2697146), (140, 1348573)]