204216670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{43543}}^1$

素因数の和:43624

約数の個数: 32

約数和(自身を含む): 426382848

約数和(自身を除く): 222166178

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 43543, 87086, 217715, 304801, 435430, 609602, 1524005, 2917381, 3048010, 5834762, 14586905, 20421667, 29173810, 40843334, 102108335, 204216670]

約数ペア:

[(1, 204216670), (2, 102108335), (5, 40843334), (7, 29173810), (10, 20421667), (14, 14586905), (35, 5834762), (67, 3048010), (70, 2917381), (134, 1524005), (335, 609602), (469, 435430), (670, 304801), (938, 217715), (2345, 87086), (4690, 43543)]