974805940

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{108553}}^1$

素因数の和:109011

約数の個数: 24

約数和(自身を含む): 2051670600

約数和(自身を除く): 1076864660

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 108553, 217106, 434212, 542765, 1085530, 2171060, 48740297, 97480594, 194961188, 243701485, 487402970, 974805940]

約数ペア:

[(1, 974805940), (2, 487402970), (4, 243701485), (5, 194961188), (10, 97480594), (20, 48740297), (449, 2171060), (898, 1085530), (1796, 542765), (2245, 434212), (4490, 217106), (8980, 108553)]