3995840

素因数分解:

$2^6\times 5^1\times {\mathrm{12487}}^1$

素因数の和:12504

約数の個数: 28

約数和(自身を含む): 9515856

約数和(自身を除く): 5520016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12487, 24974, 49948, 62435, 99896, 124870, 199792, 249740, 399584, 499480, 799168, 998960, 1997920, 3995840]

約数ペア:

[(1, 3995840), (2, 1997920), (4, 998960), (5, 799168), (8, 499480), (10, 399584), (16, 249740), (20, 199792), (32, 124870), (40, 99896), (64, 62435), (80, 49948), (160, 24974), (320, 12487)]