7948840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10459}}^1$

素因数の和:10489

約数の個数: 32

約数和(自身を含む): 18828000

約数和(自身を除く): 10879160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10459, 20918, 41836, 52295, 83672, 104590, 198721, 209180, 397442, 418360, 794884, 993605, 1589768, 1987210, 3974420, 7948840]

約数ペア:

[(1, 7948840), (2, 3974420), (4, 1987210), (5, 1589768), (8, 993605), (10, 794884), (19, 418360), (20, 397442), (38, 209180), (40, 198721), (76, 104590), (95, 83672), (152, 52295), (190, 41836), (380, 20918), (760, 10459)]