40145104

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{35339}}^1$

素因数の和:35418

約数の個数: 20

約数和(自身を含む): 78878880

約数和(自身を除く): 38733776

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 35339, 70678, 141356, 282712, 565424, 2509069, 5018138, 10036276, 20072552, 40145104]

約数ペア:

[(1, 40145104), (2, 20072552), (4, 10036276), (8, 5018138), (16, 2509069), (71, 565424), (142, 282712), (284, 141356), (568, 70678), (1136, 35339)]