387972830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{15881}}^1$

素因数の和:16244

約数の個数: 32

約数和(自身を含む): 800452800

約数和(自身を除く): 412479970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 349, 698, 1745, 2443, 3490, 4886, 12215, 15881, 24430, 31762, 79405, 111167, 158810, 222334, 555835, 1111670, 5542469, 11084938, 27712345, 38797283, 55424690, 77594566, 193986415, 387972830]

約数ペア:

[(1, 387972830), (2, 193986415), (5, 77594566), (7, 55424690), (10, 38797283), (14, 27712345), (35, 11084938), (70, 5542469), (349, 1111670), (698, 555835), (1745, 222334), (2443, 158810), (3490, 111167), (4886, 79405), (12215, 31762), (15881, 24430)]