17382220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12241}}^1$

素因数の和:12321

約数の個数: 24

約数和(自身を含む): 37019808

約数和(自身を除く): 19637588

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 12241, 24482, 48964, 61205, 122410, 244820, 869111, 1738222, 3476444, 4345555, 8691110, 17382220]

約数ペア:

[(1, 17382220), (2, 8691110), (4, 4345555), (5, 3476444), (10, 1738222), (20, 869111), (71, 244820), (142, 122410), (284, 61205), (355, 48964), (710, 24482), (1420, 12241)]