12717940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9491}}^1$

素因数の和:9567

約数の個数: 24

約数和(自身を含む): 27109152

約数和(自身を除く): 14391212

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 9491, 18982, 37964, 47455, 94910, 189820, 635897, 1271794, 2543588, 3179485, 6358970, 12717940]

約数ペア:

[(1, 12717940), (2, 6358970), (4, 3179485), (5, 2543588), (10, 1271794), (20, 635897), (67, 189820), (134, 94910), (268, 47455), (335, 37964), (670, 18982), (1340, 9491)]