207320840

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{9109}}^1$

素因数の和:9689

約数の個数: 32

約数和(自身を含む): 467343000

約数和(自身を除く): 260022160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 4552, 5690, 9109, 11380, 18218, 22760, 36436, 45545, 72872, 91090, 182180, 364360, 5183021, 10366042, 20732084, 25915105, 41464168, 51830210, 103660420, 207320840]

約数ペア:

[(1, 207320840), (2, 103660420), (4, 51830210), (5, 41464168), (8, 25915105), (10, 20732084), (20, 10366042), (40, 5183021), (569, 364360), (1138, 182180), (2276, 91090), (2845, 72872), (4552, 45545), (5690, 36436), (9109, 22760), (11380, 18218)]