123293240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{440333}}^1$

素因数の和:440351

約数の個数: 32

約数和(自身を含む): 317040480

約数和(自身を除く): 193747240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 440333, 880666, 1761332, 2201665, 3082331, 3522664, 4403330, 6164662, 8806660, 12329324, 15411655, 17613320, 24658648, 30823310, 61646620, 123293240]

約数ペア:

[(1, 123293240), (2, 61646620), (4, 30823310), (5, 24658648), (7, 17613320), (8, 15411655), (10, 12329324), (14, 8806660), (20, 6164662), (28, 4403330), (35, 3522664), (40, 3082331), (56, 2201665), (70, 1761332), (140, 880666), (280, 440333)]