1026250

素因数分解:

$2^1\times 5^4\times {\mathrm{821}}^1$

素因数の和:843

約数の個数: 20

約数和(自身を含む): 1925946

約数和(自身を除く): 899696

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 821, 1250, 1642, 4105, 8210, 20525, 41050, 102625, 205250, 513125, 1026250]

約数ペア:

[(1, 1026250), (2, 513125), (5, 205250), (10, 102625), (25, 41050), (50, 20525), (125, 8210), (250, 4105), (625, 1642), (821, 1250)]