1909190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2767

約数の個数: 16

約数和(自身を含む): 3486240

約数和(自身を除く): 1577050

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2689, 5378, 13445, 26890, 190919, 381838, 954595, 1909190]

約数ペア:

[(1, 1909190), (2, 954595), (5, 381838), (10, 190919), (71, 26890), (142, 13445), (355, 5378), (710, 2689)]