681502010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{9735743}}^1$

素因数の和:9735757

約数の個数: 16

約数和(自身を含む): 1401947136

約数和(自身を除く): 720445126

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 9735743, 19471486, 48678715, 68150201, 97357430, 136300402, 340751005, 681502010]

約数ペア:

[(1, 681502010), (2, 340751005), (5, 136300402), (7, 97357430), (10, 68150201), (14, 48678715), (35, 19471486), (70, 9735743)]