40726580

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^2$

素因数の和:2863

約数の個数: 18

約数和(自身を含む): 85585794

約数和(自身を除く): 44859214

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2854, 5708, 7135, 14270, 28540, 2036329, 4072658, 8145316, 10181645, 20363290, 40726580]

約数ペア:

[(1, 40726580), (2, 20363290), (4, 10181645), (5, 8145316), (10, 4072658), (20, 2036329), (1427, 28540), (2854, 14270), (5708, 7135)]