19104640

素因数分解:

$2^7\times 5^1\times {\mathrm{29851}}^1$

素因数の和:29870

約数の個数: 32

約数和(自身を含む): 45673560

約数和(自身を除く): 26568920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29851, 59702, 119404, 149255, 238808, 298510, 477616, 597020, 955232, 1194040, 1910464, 2388080, 3820928, 4776160, 9552320, 19104640]

約数ペア:

[(1, 19104640), (2, 9552320), (4, 4776160), (5, 3820928), (8, 2388080), (10, 1910464), (16, 1194040), (20, 955232), (32, 597020), (40, 477616), (64, 298510), (80, 238808), (128, 149255), (160, 119404), (320, 59702), (640, 29851)]