40398465616

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{28369709}}^1$

素因数の和:28369806

約数の個数: 20

約数和(自身を含む): 79151490900

約数和(自身を除く): 38753025284

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 28369709, 56739418, 113478836, 226957672, 453915344, 2524904101, 5049808202, 10099616404, 20199232808, 40398465616]

約数ペア:

[(1, 40398465616), (2, 20199232808), (4, 10099616404), (8, 5049808202), (16, 2524904101), (89, 453915344), (178, 226957672), (356, 113478836), (712, 56739418), (1424, 28369709)]