194820220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1391573}}^1$

素因数の和:1391589

約数の個数: 24

約数和(自身を含む): 467568864

約数和(自身を除く): 272748644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1391573, 2783146, 5566292, 6957865, 9741011, 13915730, 19482022, 27831460, 38964044, 48705055, 97410110, 194820220]

約数ペア:

[(1, 194820220), (2, 97410110), (4, 48705055), (5, 38964044), (7, 27831460), (10, 19482022), (14, 13915730), (20, 9741011), (28, 6957865), (35, 5566292), (70, 2783146), (140, 1391573)]