2057641810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4199269}}^1$

素因数の和:4199290

約数の個数: 24

約数和(自身を含む): 4308451020

約数和(自身を除く): 2250809210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4199269, 8398538, 20996345, 29394883, 41992690, 58789766, 146974415, 205764181, 293948830, 411528362, 1028820905, 2057641810]

約数ペア:

[(1, 2057641810), (2, 1028820905), (5, 411528362), (7, 293948830), (10, 205764181), (14, 146974415), (35, 58789766), (49, 41992690), (70, 29394883), (98, 20996345), (245, 8398538), (490, 4199269)]