26258020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16619}}^1$

素因数の和:16707

約数の個数: 24

約数和(自身を含む): 55843200

約数和(自身を除く): 29585180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 16619, 33238, 66476, 83095, 166190, 332380, 1312901, 2625802, 5251604, 6564505, 13129010, 26258020]

約数ペア:

[(1, 26258020), (2, 13129010), (4, 6564505), (5, 5251604), (10, 2625802), (20, 1312901), (79, 332380), (158, 166190), (316, 83095), (395, 66476), (790, 33238), (1580, 16619)]