17664220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{126173}}^1$

素因数の和:126189

約数の個数: 24

約数和(自身を含む): 42394464

約数和(自身を除く): 24730244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 126173, 252346, 504692, 630865, 883211, 1261730, 1766422, 2523460, 3532844, 4416055, 8832110, 17664220]

約数ペア:

[(1, 17664220), (2, 8832110), (4, 4416055), (5, 3532844), (7, 2523460), (10, 1766422), (14, 1261730), (20, 883211), (28, 630865), (35, 504692), (70, 252346), (140, 126173)]