220640522

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{3181}}^1$

素因数の和:3701

約数の個数: 16

約数和(自身を含む): 336019200

約数和(自身を除く): 115378678

約数列:

[1, 2, 79, 158, 439, 878, 3181, 6362, 34681, 69362, 251299, 502598, 1396459, 2792918, 110320261, 220640522]

約数ペア:

[(1, 220640522), (2, 110320261), (79, 2792918), (158, 1396459), (439, 502598), (878, 251299), (3181, 69362), (6362, 34681)]