30070990

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{7499}}^1$

素因数の和:7907

約数の個数: 16

約数和(自身を含む): 54270000

約数和(自身を除く): 24199010

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 7499, 14998, 37495, 74990, 3007099, 6014198, 15035495, 30070990]

約数ペア:

[(1, 30070990), (2, 15035495), (5, 6014198), (10, 3007099), (401, 74990), (802, 37495), (2005, 14998), (4010, 7499)]