7129520

素因数分解:

$2^4\times 5^1\times {\mathrm{89119}}^1$

素因数の和:89132

約数の個数: 20

約数和(自身を含む): 16576320

約数和(自身を除く): 9446800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89119, 178238, 356476, 445595, 712952, 891190, 1425904, 1782380, 3564760, 7129520]

約数ペア:

[(1, 7129520), (2, 3564760), (4, 1782380), (5, 1425904), (8, 891190), (10, 712952), (16, 445595), (20, 356476), (40, 178238), (80, 89119)]