790780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 1748880

約数和(自身を除く): 958100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2081, 4162, 8324, 10405, 20810, 39539, 41620, 79078, 158156, 197695, 395390, 790780]

約数ペア:

[(1, 790780), (2, 395390), (4, 197695), (5, 158156), (10, 79078), (19, 41620), (20, 39539), (38, 20810), (76, 10405), (95, 8324), (190, 4162), (380, 2081)]