26954420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5639}}^1$

素因数の和:5887

約数の個数: 24

約数和(自身を含む): 56851200

約数和(自身を除く): 29896780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5639, 11278, 22556, 28195, 56390, 112780, 1347721, 2695442, 5390884, 6738605, 13477210, 26954420]

約数ペア:

[(1, 26954420), (2, 13477210), (4, 6738605), (5, 5390884), (10, 2695442), (20, 1347721), (239, 112780), (478, 56390), (956, 28195), (1195, 22556), (2390, 11278), (4780, 5639)]