20100730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154621}}^1$

素因数の和:154641

約数の個数: 16

約数和(自身を含む): 38964744

約数和(自身を除く): 18864014

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154621, 309242, 773105, 1546210, 2010073, 4020146, 10050365, 20100730]

約数ペア:

[(1, 20100730), (2, 10050365), (5, 4020146), (10, 2010073), (13, 1546210), (26, 773105), (65, 309242), (130, 154621)]