26011780

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2029}}^1$

素因数の和:2679

約数の個数: 24

約数和(自身を含む): 54736920

約数和(自身を除く): 28725140

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2029, 2564, 3205, 4058, 6410, 8116, 10145, 12820, 20290, 40580, 1300589, 2601178, 5202356, 6502945, 13005890, 26011780]

約数ペア:

[(1, 26011780), (2, 13005890), (4, 6502945), (5, 5202356), (10, 2601178), (20, 1300589), (641, 40580), (1282, 20290), (2029, 12820), (2564, 10145), (3205, 8116), (4058, 6410)]