385880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{877}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 948240

約数和(自身を除く): 562360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 877, 1754, 3508, 4385, 7016, 8770, 9647, 17540, 19294, 35080, 38588, 48235, 77176, 96470, 192940, 385880]

約数ペア:

[(1, 385880), (2, 192940), (4, 96470), (5, 77176), (8, 48235), (10, 38588), (11, 35080), (20, 19294), (22, 17540), (40, 9647), (44, 8770), (55, 7016), (88, 4385), (110, 3508), (220, 1754), (440, 877)]