40276466

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^2$

素因数の和:378

約数の個数: 24

約数和(自身を含む): 65490480

約数和(自身を除く): 25214014

約数列:

[1, 2, 19, 38, 43, 86, 157, 314, 817, 1634, 2983, 5966, 6751, 13502, 24649, 49298, 128269, 256538, 468331, 936662, 1059907, 2119814, 20138233, 40276466]

約数ペア:

[(1, 40276466), (2, 20138233), (19, 2119814), (38, 1059907), (43, 936662), (86, 468331), (157, 256538), (314, 128269), (817, 49298), (1634, 24649), (2983, 13502), (5966, 6751)]