8184940

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1291}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 17255952

約数和(自身を除く): 9071012

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1291, 1585, 2582, 3170, 5164, 6340, 6455, 12910, 25820, 409247, 818494, 1636988, 2046235, 4092470, 8184940]

約数ペア:

[(1, 8184940), (2, 4092470), (4, 2046235), (5, 1636988), (10, 818494), (20, 409247), (317, 25820), (634, 12910), (1268, 6455), (1291, 6340), (1585, 5164), (2582, 3170)]