2009541760

素因数分解:

$2^7\times 5^1\times {\mathrm{3139909}}^1$

素因数の和:3139928

約数の個数: 32

約数和(自身を含む): 4804062300

約数和(自身を除く): 2794520540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3139909, 6279818, 12559636, 15699545, 25119272, 31399090, 50238544, 62798180, 100477088, 125596360, 200954176, 251192720, 401908352, 502385440, 1004770880, 2009541760]

約数ペア:

[(1, 2009541760), (2, 1004770880), (4, 502385440), (5, 401908352), (8, 251192720), (10, 200954176), (16, 125596360), (20, 100477088), (32, 62798180), (40, 50238544), (64, 31399090), (80, 25119272), (128, 15699545), (160, 12559636), (320, 6279818), (640, 3139909)]