40073710

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{20981}}^1$

素因数の和:21179

約数の個数: 16

約数和(自身を含む): 72513792

約数和(自身を除く): 32440082

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 20981, 41962, 104905, 209810, 4007371, 8014742, 20036855, 40073710]

約数ペア:

[(1, 40073710), (2, 20036855), (5, 8014742), (10, 4007371), (191, 209810), (382, 104905), (955, 41962), (1910, 20981)]