25587820

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4721}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 53944128

約数和(自身を除く): 28356308

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 4721, 5420, 9442, 18884, 23605, 47210, 94420, 1279391, 2558782, 5117564, 6396955, 12793910, 25587820]

約数ペア:

[(1, 25587820), (2, 12793910), (4, 6396955), (5, 5117564), (10, 2558782), (20, 1279391), (271, 94420), (542, 47210), (1084, 23605), (1355, 18884), (2710, 9442), (4721, 5420)]