1920640

素因数分解:

$2^7\times 5^1\times {\mathrm{3001}}^1$

素因数の和:3020

約数の個数: 32

約数和(自身を含む): 4593060

約数和(自身を除く): 2672420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3001, 6002, 12004, 15005, 24008, 30010, 48016, 60020, 96032, 120040, 192064, 240080, 384128, 480160, 960320, 1920640]

約数ペア:

[(1, 1920640), (2, 960320), (4, 480160), (5, 384128), (8, 240080), (10, 192064), (16, 120040), (20, 96032), (32, 60020), (40, 48016), (64, 30010), (80, 24008), (128, 15005), (160, 12004), (320, 6002), (640, 3001)]