39850280

素因数分解:

$2^3\times 5^1\times {\mathrm{996257}}^1$

素因数の和:996268

約数の個数: 16

約数和(自身を含む): 89663220

約数和(自身を除く): 49812940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 996257, 1992514, 3985028, 4981285, 7970056, 9962570, 19925140, 39850280]

約数ペア:

[(1, 39850280), (2, 19925140), (4, 9962570), (5, 7970056), (8, 4981285), (10, 3985028), (20, 1992514), (40, 996257)]