28717790

素因数分解:

$2^1\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{2281}}^1$

素因数の和:3547

約数の個数: 16

約数和(自身を含む): 51755760

約数和(自身を除く): 23037970

約数列:

[1, 2, 5, 10, 1259, 2281, 2518, 4562, 6295, 11405, 12590, 22810, 2871779, 5743558, 14358895, 28717790]

約数ペア:

[(1, 28717790), (2, 14358895), (5, 5743558), (10, 2871779), (1259, 22810), (2281, 12590), (2518, 11405), (4562, 6295)]