39780848

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 80137728

約数和(自身を除く): 40356880

約数列:

[1, 2, 4, 8, 16, 43, 67, 86, 134, 172, 268, 344, 536, 688, 863, 1072, 1726, 2881, 3452, 5762, 6904, 11524, 13808, 23048, 37109, 46096, 57821, 74218, 115642, 148436, 231284, 296872, 462568, 593744, 925136, 2486303, 4972606, 9945212, 19890424, 39780848]

約数ペア:

[(1, 39780848), (2, 19890424), (4, 9945212), (8, 4972606), (16, 2486303), (43, 925136), (67, 593744), (86, 462568), (134, 296872), (172, 231284), (268, 148436), (344, 115642), (536, 74218), (688, 57821), (863, 46096), (1072, 37109), (1726, 23048), (2881, 13808), (3452, 11524), (5762, 6904)]