16010440

素因数分解:

$2^3\times 5^1\times {\mathrm{400261}}^1$

素因数の和:400272

約数の個数: 16

約数和(自身を含む): 36023580

約数和(自身を除く): 20013140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 400261, 800522, 1601044, 2001305, 3202088, 4002610, 8005220, 16010440]

約数ペア:

[(1, 16010440), (2, 8005220), (4, 4002610), (5, 3202088), (8, 2001305), (10, 1601044), (20, 800522), (40, 400261)]