7120640

素因数分解:

$2^8\times 5^1\times {\mathrm{5563}}^1$

素因数の和:5584

約数の個数: 36

約数和(自身を含む): 17059224

約数和(自身を除く): 9938584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 5563, 11126, 22252, 27815, 44504, 55630, 89008, 111260, 178016, 222520, 356032, 445040, 712064, 890080, 1424128, 1780160, 3560320, 7120640]

約数ペア:

[(1, 7120640), (2, 3560320), (4, 1780160), (5, 1424128), (8, 890080), (10, 712064), (16, 445040), (20, 356032), (32, 222520), (40, 178016), (64, 111260), (80, 89008), (128, 55630), (160, 44504), (256, 27815), (320, 22252), (640, 11126), (1280, 5563)]