280047188

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{4643}}^1$

素因数の和:5551

約数の個数: 24

約数和(自身を含む): 519607872

約数和(自身を除く): 239560684

約数列:

[1, 2, 4, 17, 34, 68, 887, 1774, 3548, 4643, 9286, 15079, 18572, 30158, 60316, 78931, 157862, 315724, 4118341, 8236682, 16473364, 70011797, 140023594, 280047188]

約数ペア:

[(1, 280047188), (2, 140023594), (4, 70011797), (17, 16473364), (34, 8236682), (68, 4118341), (887, 315724), (1774, 157862), (3548, 78931), (4643, 60316), (9286, 30158), (15079, 18572)]