30427180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217337}}^1$

素因数の和:217353

約数の個数: 24

約数和(自身を含む): 73025568

約数和(自身を除く): 42598388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217337, 434674, 869348, 1086685, 1521359, 2173370, 3042718, 4346740, 6085436, 7606795, 15213590, 30427180]

約数ペア:

[(1, 30427180), (2, 15213590), (4, 7606795), (5, 6085436), (7, 4346740), (10, 3042718), (14, 2173370), (20, 1521359), (28, 1086685), (35, 869348), (70, 434674), (140, 217337)]