1260874987010

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{287215259}}^1$

素因数の和:287215705

約数の個数: 16

約数和(自身を含む): 2274744859200

約数和(自身を除く): 1013869872190

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 287215259, 574430518, 1436076295, 2872152590, 126087498701, 252174997402, 630437493505, 1260874987010]

約数ペア:

[(1, 1260874987010), (2, 630437493505), (5, 252174997402), (10, 126087498701), (439, 2872152590), (878, 1436076295), (2195, 574430518), (4390, 287215259)]