54757840

素因数分解:

$2^4\times 5^1\times {\mathrm{684473}}^1$

素因数の和:684486

約数の個数: 20

約数和(自身を含む): 127312164

約数和(自身を除く): 72554324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 684473, 1368946, 2737892, 3422365, 5475784, 6844730, 10951568, 13689460, 27378920, 54757840]

約数ペア:

[(1, 54757840), (2, 27378920), (4, 13689460), (5, 10951568), (8, 6844730), (10, 5475784), (16, 3422365), (20, 2737892), (40, 1368946), (80, 684473)]