219515571640

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{8034977}}^1$

素因数の和:8035671

約数の個数: 32

約数和(自身を含む): 494633245680

約数和(自身を除く): 275117674040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3415, 5464, 6830, 13660, 27320, 8034977, 16069954, 32139908, 40174885, 64279816, 80349770, 160699540, 321399080, 5487889291, 10975778582, 21951557164, 27439446455, 43903114328, 54878892910, 109757785820, 219515571640]

約数ペア:

[(1, 219515571640), (2, 109757785820), (4, 54878892910), (5, 43903114328), (8, 27439446455), (10, 21951557164), (20, 10975778582), (40, 5487889291), (683, 321399080), (1366, 160699540), (2732, 80349770), (3415, 64279816), (5464, 40174885), (6830, 32139908), (13660, 16069954), (27320, 8034977)]