2004126905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{14879}}^1$

素因数の和:15005

約数の個数: 32

約数和(自身を含む): 2742681600

約数和(自身を除く): 738554695

約数列:

[1, 5, 11, 31, 55, 79, 155, 341, 395, 869, 1705, 2449, 4345, 12245, 14879, 26939, 74395, 134695, 163669, 461249, 818345, 1175441, 2306245, 5073739, 5877205, 12929851, 25368695, 36438671, 64649255, 182193355, 400825381, 2004126905]

約数ペア:

[(1, 2004126905), (5, 400825381), (11, 182193355), (31, 64649255), (55, 36438671), (79, 25368695), (155, 12929851), (341, 5877205), (395, 5073739), (869, 2306245), (1705, 1175441), (2449, 818345), (4345, 461249), (12245, 163669), (14879, 134695), (26939, 74395)]