16665920

素因数分解:

$2^6\times 5^1\times {\mathrm{52081}}^1$

素因数の和:52098

約数の個数: 28

約数和(自身を含む): 39686484

約数和(自身を除く): 23020564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 52081, 104162, 208324, 260405, 416648, 520810, 833296, 1041620, 1666592, 2083240, 3333184, 4166480, 8332960, 16665920]

約数ペア:

[(1, 16665920), (2, 8332960), (4, 4166480), (5, 3333184), (8, 2083240), (10, 1666592), (16, 1041620), (20, 833296), (32, 520810), (40, 416648), (64, 260405), (80, 208324), (160, 104162), (320, 52081)]