2128703990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{30410057}}^1$

素因数の和:30410071

約数の個数: 16

約数和(自身を含む): 4379048352

約数和(自身を除く): 2250344362

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 30410057, 60820114, 152050285, 212870399, 304100570, 425740798, 1064351995, 2128703990]

約数ペア:

[(1, 2128703990), (2, 1064351995), (5, 425740798), (7, 304100570), (10, 212870399), (14, 152050285), (35, 60820114), (70, 30410057)]