1127680

素因数分解:

$2^8\times 5^1\times {\mathrm{881}}^1$

素因数の和:902

約数の個数: 36

約数和(自身を含む): 2704212

約数和(自身を除く): 1576532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 881, 1280, 1762, 3524, 4405, 7048, 8810, 14096, 17620, 28192, 35240, 56384, 70480, 112768, 140960, 225536, 281920, 563840, 1127680]

約数ペア:

[(1, 1127680), (2, 563840), (4, 281920), (5, 225536), (8, 140960), (10, 112768), (16, 70480), (20, 56384), (32, 35240), (40, 28192), (64, 17620), (80, 14096), (128, 8810), (160, 7048), (256, 4405), (320, 3524), (640, 1762), (881, 1280)]