942625820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{663821}}^1$

素因数の和:663901

約数の個数: 24

約数和(自身を含む): 2007397728

約数和(自身を除く): 1064771908

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 663821, 1327642, 2655284, 3319105, 6638210, 13276420, 47131291, 94262582, 188525164, 235656455, 471312910, 942625820]

約数ペア:

[(1, 942625820), (2, 471312910), (4, 235656455), (5, 188525164), (10, 94262582), (20, 47131291), (71, 13276420), (142, 6638210), (284, 3319105), (355, 2655284), (710, 1327642), (1420, 663821)]