511047290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1949}}^1\times {\mathrm{2017}}^1$

素因数の和:3986

約数の個数: 32

約数和(自身を含む): 991645200

約数和(自身を除く): 480597910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1949, 2017, 3898, 4034, 9745, 10085, 19490, 20170, 25337, 26221, 50674, 52442, 126685, 131105, 253370, 262210, 3931133, 7862266, 19655665, 39311330, 51104729, 102209458, 255523645, 511047290]

約数ペア:

[(1, 511047290), (2, 255523645), (5, 102209458), (10, 51104729), (13, 39311330), (26, 19655665), (65, 7862266), (130, 3931133), (1949, 262210), (2017, 253370), (3898, 131105), (4034, 126685), (9745, 52442), (10085, 50674), (19490, 26221), (20170, 25337)]