30691040

素因数分解:

$2^5\times 5^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 72839088

約数和(自身を除く): 42148048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 433, 443, 866, 886, 1732, 1772, 2165, 2215, 3464, 3544, 4330, 4430, 6928, 7088, 8660, 8860, 13856, 14176, 17320, 17720, 34640, 35440, 69280, 70880, 191819, 383638, 767276, 959095, 1534552, 1918190, 3069104, 3836380, 6138208, 7672760, 15345520, 30691040]

約数ペア:

[(1, 30691040), (2, 15345520), (4, 7672760), (5, 6138208), (8, 3836380), (10, 3069104), (16, 1918190), (20, 1534552), (32, 959095), (40, 767276), (80, 383638), (160, 191819), (433, 70880), (443, 69280), (866, 35440), (886, 34640), (1732, 17720), (1772, 17320), (2165, 14176), (2215, 13856), (3464, 8860), (3544, 8660), (4330, 7088), (4430, 6928)]