7899890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27241}}^1$

素因数の和:27277

約数の個数: 16

約数和(自身を含む): 14710680

約数和(自身を除く): 6810790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 27241, 54482, 136205, 272410, 789989, 1579978, 3949945, 7899890]

約数ペア:

[(1, 7899890), (2, 3949945), (5, 1579978), (10, 789989), (29, 272410), (58, 136205), (145, 54482), (290, 27241)]