15840784

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{5531}}^1$

素因数の和:5718

約数の個数: 20

約数和(自身を含む): 30868560

約数和(自身を除く): 15027776

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 5531, 11062, 22124, 44248, 88496, 990049, 1980098, 3960196, 7920392, 15840784]

約数ペア:

[(1, 15840784), (2, 7920392), (4, 3960196), (8, 1980098), (16, 990049), (179, 88496), (358, 44248), (716, 22124), (1432, 11062), (2864, 5531)]