42085390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1009}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 78392160

約数和(自身を除く): 36306770

約数列:

[1, 2, 5, 10, 43, 86, 97, 194, 215, 430, 485, 970, 1009, 2018, 4171, 5045, 8342, 10090, 20855, 41710, 43387, 86774, 97873, 195746, 216935, 433870, 489365, 978730, 4208539, 8417078, 21042695, 42085390]

約数ペア:

[(1, 42085390), (2, 21042695), (5, 8417078), (10, 4208539), (43, 978730), (86, 489365), (97, 433870), (194, 216935), (215, 195746), (430, 97873), (485, 86774), (970, 43387), (1009, 41710), (2018, 20855), (4171, 10090), (5045, 8342)]