20221790

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8461}}^1$

素因数の和:8707

約数の個数: 16

約数和(自身を含む): 36555840

約数和(自身を除く): 16334050

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8461, 16922, 42305, 84610, 2022179, 4044358, 10110895, 20221790]

約数ペア:

[(1, 20221790), (2, 10110895), (5, 4044358), (10, 2022179), (239, 84610), (478, 42305), (1195, 16922), (2390, 8461)]