4344320

素因数分解:

$2^9\times 5^1\times {\mathrm{1697}}^1$

素因数の和:1720

約数の個数: 40

約数和(自身を含む): 10422324

約数和(自身を除く): 6078004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 1697, 2560, 3394, 6788, 8485, 13576, 16970, 27152, 33940, 54304, 67880, 108608, 135760, 217216, 271520, 434432, 543040, 868864, 1086080, 2172160, 4344320]

約数ペア:

[(1, 4344320), (2, 2172160), (4, 1086080), (5, 868864), (8, 543040), (10, 434432), (16, 271520), (20, 217216), (32, 135760), (40, 108608), (64, 67880), (80, 54304), (128, 33940), (160, 27152), (256, 16970), (320, 13576), (512, 8485), (640, 6788), (1280, 3394), (1697, 2560)]