71888260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83591}}^1$

素因数の和:83643

約数の個数: 24

約数和(自身を含む): 154478016

約数和(自身を除く): 82589756

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 83591, 167182, 334364, 417955, 835910, 1671820, 3594413, 7188826, 14377652, 17972065, 35944130, 71888260]

約数ペア:

[(1, 71888260), (2, 35944130), (4, 17972065), (5, 14377652), (10, 7188826), (20, 3594413), (43, 1671820), (86, 835910), (172, 417955), (215, 334364), (430, 167182), (860, 83591)]