40820215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1151}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 50512896

約数和(自身を除く): 9692681

約数列:

[1, 5, 41, 173, 205, 865, 1151, 5755, 7093, 35465, 47191, 199123, 235955, 995615, 8164043, 40820215]

約数ペア:

[(1, 40820215), (5, 8164043), (41, 995615), (173, 235955), (205, 199123), (865, 47191), (1151, 35465), (5755, 7093)]