30880220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220573}}^1$

素因数の和:220589

約数の個数: 24

約数和(自身を含む): 74112864

約数和(自身を除く): 43232644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220573, 441146, 882292, 1102865, 1544011, 2205730, 3088022, 4411460, 6176044, 7720055, 15440110, 30880220]

約数ペア:

[(1, 30880220), (2, 15440110), (4, 7720055), (5, 6176044), (7, 4411460), (10, 3088022), (14, 2205730), (20, 1544011), (28, 1102865), (35, 882292), (70, 441146), (140, 220573)]