8343980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5281}}^1$

素因数の和:5369

約数の個数: 24

約数和(自身を含む): 17747520

約数和(自身を除く): 9403540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5281, 10562, 21124, 26405, 52810, 105620, 417199, 834398, 1668796, 2085995, 4171990, 8343980]

約数ペア:

[(1, 8343980), (2, 4171990), (4, 2085995), (5, 1668796), (10, 834398), (20, 417199), (79, 105620), (158, 52810), (316, 26405), (395, 21124), (790, 10562), (1580, 5281)]