440604476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{159871}}^1$

素因数の和:159941

約数の個数: 24

約数和(自身を含む): 846042624

約数和(自身を除く): 405438148

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 159871, 319742, 639484, 2078323, 4156646, 8313292, 8473163, 16946326, 33892652, 110151119, 220302238, 440604476]

約数ペア:

[(1, 440604476), (2, 220302238), (4, 110151119), (13, 33892652), (26, 16946326), (52, 8473163), (53, 8313292), (106, 4156646), (212, 2078323), (689, 639484), (1378, 319742), (2756, 159871)]