13254640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23669}}^1$

素因数の和:23689

約数の個数: 40

約数和(自身を含む): 35220960

約数和(自身を除く): 21966320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23669, 47338, 94676, 118345, 165683, 189352, 236690, 331366, 378704, 473380, 662732, 828415, 946760, 1325464, 1656830, 1893520, 2650928, 3313660, 6627320, 13254640]

約数ペア:

[(1, 13254640), (2, 6627320), (4, 3313660), (5, 2650928), (7, 1893520), (8, 1656830), (10, 1325464), (14, 946760), (16, 828415), (20, 662732), (28, 473380), (35, 378704), (40, 331366), (56, 236690), (70, 189352), (80, 165683), (112, 118345), (140, 94676), (280, 47338), (560, 23669)]