26642260

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3257}}^1$

素因数の和:3675

約数の個数: 24

約数和(自身を含む): 56102760

約数和(自身を除く): 29460500

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3257, 4090, 6514, 8180, 13028, 16285, 32570, 65140, 1332113, 2664226, 5328452, 6660565, 13321130, 26642260]

約数ペア:

[(1, 26642260), (2, 13321130), (4, 6660565), (5, 5328452), (10, 2664226), (20, 1332113), (409, 65140), (818, 32570), (1636, 16285), (2045, 13028), (3257, 8180), (4090, 6514)]