26619820

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5569}}^1$

素因数の和:5817

約数の個数: 24

約数和(自身を含む): 56145600

約数和(自身を除く): 29525780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5569, 11138, 22276, 27845, 55690, 111380, 1330991, 2661982, 5323964, 6654955, 13309910, 26619820]

約数ペア:

[(1, 26619820), (2, 13309910), (4, 6654955), (5, 5323964), (10, 2661982), (20, 1330991), (239, 111380), (478, 55690), (956, 27845), (1195, 22276), (2390, 11138), (4780, 5569)]