2017609520

素因数分解:

$2^4\times 5^1\times {\mathrm{25220119}}^1$

素因数の和:25220132

約数の個数: 20

約数和(自身を含む): 4690942320

約数和(自身を除く): 2673332800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25220119, 50440238, 100880476, 126100595, 201760952, 252201190, 403521904, 504402380, 1008804760, 2017609520]

約数ペア:

[(1, 2017609520), (2, 1008804760), (4, 504402380), (5, 403521904), (8, 252201190), (10, 201760952), (16, 126100595), (20, 100880476), (40, 50440238), (80, 25220119)]