2017105460

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{52721}}^1$

素因数の和:54643

約数の個数: 24

約数和(自身を含む): 4238216136

約数和(自身を除く): 2221110676

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 7652, 9565, 19130, 38260, 52721, 105442, 210884, 263605, 527210, 1054420, 100855273, 201710546, 403421092, 504276365, 1008552730, 2017105460]

約数ペア:

[(1, 2017105460), (2, 1008552730), (4, 504276365), (5, 403421092), (10, 201710546), (20, 100855273), (1913, 1054420), (3826, 527210), (7652, 263605), (9565, 210884), (19130, 105442), (38260, 52721)]