54368420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87691}}^1$

素因数の和:87731

約数の個数: 24

約数和(自身を含む): 117858048

約数和(自身を除く): 63489628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 87691, 175382, 350764, 438455, 876910, 1753820, 2718421, 5436842, 10873684, 13592105, 27184210, 54368420]

約数ペア:

[(1, 54368420), (2, 27184210), (4, 13592105), (5, 10873684), (10, 5436842), (20, 2718421), (31, 1753820), (62, 876910), (124, 438455), (155, 350764), (310, 175382), (620, 87691)]