1020199196

素因数分解:

$2^2\times {\mathrm{421}}^2\times {\mathrm{1439}}^1$

素因数の和:2285

約数の個数: 18

約数和(自身を含む): 1790843040

約数和(自身を除く): 770643844

約数列:

[1, 2, 4, 421, 842, 1439, 1684, 2878, 5756, 177241, 354482, 605819, 708964, 1211638, 2423276, 255049799, 510099598, 1020199196]

約数ペア:

[(1, 1020199196), (2, 510099598), (4, 255049799), (421, 2423276), (842, 1211638), (1439, 708964), (1684, 605819), (2878, 354482), (5756, 177241)]