31460864

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1490

約数の個数: 40

約数和(自身を含む): 64367160

約数和(自身を除く): 32906296

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 1429, 2752, 2858, 5504, 5716, 11008, 11432, 22016, 22864, 45728, 61447, 91456, 122894, 182912, 245788, 365824, 491576, 731648, 983152, 1966304, 3932608, 7865216, 15730432, 31460864]

約数ペア:

[(1, 31460864), (2, 15730432), (4, 7865216), (8, 3932608), (16, 1966304), (32, 983152), (43, 731648), (64, 491576), (86, 365824), (128, 245788), (172, 182912), (256, 122894), (344, 91456), (512, 61447), (688, 45728), (1376, 22864), (1429, 22016), (2752, 11432), (2858, 11008), (5504, 5716)]