23404820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8419}}^1$

素因数の和:8567

約数の個数: 24

約数和(自身を含む): 49509600

約数和(自身を除く): 26104780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 8419, 16838, 33676, 42095, 84190, 168380, 1170241, 2340482, 4680964, 5851205, 11702410, 23404820]

約数ペア:

[(1, 23404820), (2, 11702410), (4, 5851205), (5, 4680964), (10, 2340482), (20, 1170241), (139, 168380), (278, 84190), (556, 42095), (695, 33676), (1390, 16838), (2780, 8419)]