2912410194040

素因数分解:

$2^3\times 5^1\times {\mathrm{5639}}^1\times {\mathrm{12911909}}^1$

素因数の和:12917559

約数の個数: 32

約数和(自身を含む): 6554085516000

約数和(自身を除く): 3641675321960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5639, 11278, 22556, 28195, 45112, 56390, 112780, 225560, 12911909, 25823818, 51647636, 64559545, 103295272, 129119090, 258238180, 516476360, 72810254851, 145620509702, 291241019404, 364051274255, 582482038808, 728102548510, 1456205097020, 2912410194040]

約数ペア:

[(1, 2912410194040), (2, 1456205097020), (4, 728102548510), (5, 582482038808), (8, 364051274255), (10, 291241019404), (20, 145620509702), (40, 72810254851), (5639, 516476360), (11278, 258238180), (22556, 129119090), (28195, 103295272), (45112, 64559545), (56390, 51647636), (112780, 25823818), (225560, 12911909)]