26812220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31177}}^1$

素因数の和:31229

約数の個数: 24

約数和(自身を含む): 57616944

約数和(自身を除く): 30804724

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 31177, 62354, 124708, 155885, 311770, 623540, 1340611, 2681222, 5362444, 6703055, 13406110, 26812220]

約数ペア:

[(1, 26812220), (2, 13406110), (4, 6703055), (5, 5362444), (10, 2681222), (20, 1340611), (43, 623540), (86, 311770), (172, 155885), (215, 124708), (430, 62354), (860, 31177)]