53257840

素因数分解:

$2^4\times 5^1\times {\mathrm{665723}}^1$

素因数の和:665736

約数の個数: 20

約数和(自身を含む): 123824664

約数和(自身を除く): 70566824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 665723, 1331446, 2662892, 3328615, 5325784, 6657230, 10651568, 13314460, 26628920, 53257840]

約数ペア:

[(1, 53257840), (2, 26628920), (4, 13314460), (5, 10651568), (8, 6657230), (10, 5325784), (16, 3328615), (20, 2662892), (40, 1331446), (80, 665723)]