13279060

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4229}}^1$

素因数の和:4395

約数の個数: 24

約数和(自身を含む): 28070280

約数和(自身を除く): 14791220

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 4229, 8458, 16916, 21145, 42290, 84580, 663953, 1327906, 2655812, 3319765, 6639530, 13279060]

約数ペア:

[(1, 13279060), (2, 6639530), (4, 3319765), (5, 2655812), (10, 1327906), (20, 663953), (157, 84580), (314, 42290), (628, 21145), (785, 16916), (1570, 8458), (3140, 4229)]