28371490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{57901}}^1$

素因数の和:57922

約数の個数: 24

約数和(自身を含む): 59407452

約数和(自身を除く): 31035962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 57901, 115802, 289505, 405307, 579010, 810614, 2026535, 2837149, 4053070, 5674298, 14185745, 28371490]

約数ペア:

[(1, 28371490), (2, 14185745), (5, 5674298), (7, 4053070), (10, 2837149), (14, 2026535), (35, 810614), (49, 579010), (70, 405307), (98, 289505), (245, 115802), (490, 57901)]