19291040

素因数分解:

$2^5\times 5^1\times {\mathrm{120569}}^1$

素因数の和:120584

約数の個数: 24

約数和(自身を含む): 45575460

約数和(自身を除く): 26284420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120569, 241138, 482276, 602845, 964552, 1205690, 1929104, 2411380, 3858208, 4822760, 9645520, 19291040]

約数ペア:

[(1, 19291040), (2, 9645520), (4, 4822760), (5, 3858208), (8, 2411380), (10, 1929104), (16, 1205690), (20, 964552), (32, 602845), (40, 482276), (80, 241138), (160, 120569)]