139305520

素因数分解:

$2^4\times 5^1\times {\mathrm{1741319}}^1$

素因数の和:1741332

約数の個数: 20

約数和(自身を含む): 323885520

約数和(自身を除く): 184580000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1741319, 3482638, 6965276, 8706595, 13930552, 17413190, 27861104, 34826380, 69652760, 139305520]

約数ペア:

[(1, 139305520), (2, 69652760), (4, 34826380), (5, 27861104), (8, 17413190), (10, 13930552), (16, 8706595), (20, 6965276), (40, 3482638), (80, 1741319)]