1640358724

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{29927}}^1$

素因数の和:30195

約数の個数: 24

約数和(自身を含む): 2926240128

約数和(自身を除く): 1285881404

約数列:

[1, 2, 4, 71, 142, 193, 284, 386, 772, 13703, 27406, 29927, 54812, 59854, 119708, 2124817, 4249634, 5775911, 8499268, 11551822, 23103644, 410089681, 820179362, 1640358724]

約数ペア:

[(1, 1640358724), (2, 820179362), (4, 410089681), (71, 23103644), (142, 11551822), (193, 8499268), (284, 5775911), (386, 4249634), (772, 2124817), (13703, 119708), (27406, 59854), (29927, 54812)]