1972788370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{6661}}^1\times {\mathrm{4231}}^1$

素因数の和:10906

約数の個数: 32

約数和(自身を含む): 4059876096

約数和(自身を除く): 2087087726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4231, 6661, 8462, 13322, 21155, 29617, 33305, 42310, 46627, 59234, 66610, 93254, 148085, 233135, 296170, 466270, 28182691, 56365382, 140913455, 197278837, 281826910, 394557674, 986394185, 1972788370]

約数ペア:

[(1, 1972788370), (2, 986394185), (5, 394557674), (7, 281826910), (10, 197278837), (14, 140913455), (35, 56365382), (70, 28182691), (4231, 466270), (6661, 296170), (8462, 233135), (13322, 148085), (21155, 93254), (29617, 66610), (33305, 59234), (42310, 46627)]