297880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 732240

約数和(自身を除く): 434360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 677, 1354, 2708, 3385, 5416, 6770, 7447, 13540, 14894, 27080, 29788, 37235, 59576, 74470, 148940, 297880]

約数ペア:

[(1, 297880), (2, 148940), (4, 74470), (5, 59576), (8, 37235), (10, 29788), (11, 27080), (20, 14894), (22, 13540), (40, 7447), (44, 6770), (55, 5416), (88, 3385), (110, 2708), (220, 1354), (440, 677)]