20330590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41491}}^1$

素因数の和:41512

約数の個数: 24

約数和(自身を含む): 42570792

約数和(自身を除く): 22240202

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41491, 82982, 207455, 290437, 414910, 580874, 1452185, 2033059, 2904370, 4066118, 10165295, 20330590]

約数ペア:

[(1, 20330590), (2, 10165295), (5, 4066118), (7, 2904370), (10, 2033059), (14, 1452185), (35, 580874), (49, 414910), (70, 290437), (98, 207455), (245, 82982), (490, 41491)]