28847820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1289}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 81053280

約数和(自身を除く): 52205460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 1119, 1289, 1492, 1865, 2238, 2578, 3730, 3867, 4476, 5156, 5595, 6445, 7460, 7734, 11190, 12890, 15468, 19335, 22380, 25780, 38670, 77340, 480797, 961594, 1442391, 1923188, 2403985, 2884782, 4807970, 5769564, 7211955, 9615940, 14423910, 28847820]

約数ペア:

[(1, 28847820), (2, 14423910), (3, 9615940), (4, 7211955), (5, 5769564), (6, 4807970), (10, 2884782), (12, 2403985), (15, 1923188), (20, 1442391), (30, 961594), (60, 480797), (373, 77340), (746, 38670), (1119, 25780), (1289, 22380), (1492, 19335), (1865, 15468), (2238, 12890), (2578, 11190), (3730, 7734), (3867, 7460), (4476, 6445), (5156, 5595)]