26485460

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1613}}^1$

素因数の和:2443

約数の個数: 24

約数和(自身を含む): 55721736

約数和(自身を除く): 29236276

約数列:

[1, 2, 4, 5, 10, 20, 821, 1613, 1642, 3226, 3284, 4105, 6452, 8065, 8210, 16130, 16420, 32260, 1324273, 2648546, 5297092, 6621365, 13242730, 26485460]

約数ペア:

[(1, 26485460), (2, 13242730), (4, 6621365), (5, 5297092), (10, 2648546), (20, 1324273), (821, 32260), (1613, 16420), (1642, 16130), (3226, 8210), (3284, 8065), (4105, 6452)]