16045520

素因数分解:

$2^4\times 5^1\times {\mathrm{200569}}^1$

素因数の和:200582

約数の個数: 20

約数和(自身を含む): 37306020

約数和(自身を除く): 21260500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 200569, 401138, 802276, 1002845, 1604552, 2005690, 3209104, 4011380, 8022760, 16045520]

約数ペア:

[(1, 16045520), (2, 8022760), (4, 4011380), (5, 3209104), (8, 2005690), (10, 1604552), (16, 1002845), (20, 802276), (40, 401138), (80, 200569)]