15660085340

素因数分解:

$2^2\times 5^1\times {\mathrm{12109}}^1\times {\mathrm{64663}}^1$

素因数の和:76781

約数の個数: 24

約数和(自身を含む): 32889403680

約数和(自身を除く): 17229318340

約数列:

[1, 2, 4, 5, 10, 20, 12109, 24218, 48436, 60545, 64663, 121090, 129326, 242180, 258652, 323315, 646630, 1293260, 783004267, 1566008534, 3132017068, 3915021335, 7830042670, 15660085340]

約数ペア:

[(1, 15660085340), (2, 7830042670), (4, 3915021335), (5, 3132017068), (10, 1566008534), (20, 783004267), (12109, 1293260), (24218, 646630), (48436, 323315), (60545, 258652), (64663, 242180), (121090, 129326)]