1110280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 2562840

約数和(自身を除く): 1452560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 677, 820, 1354, 1640, 2708, 3385, 5416, 6770, 13540, 27080, 27757, 55514, 111028, 138785, 222056, 277570, 555140, 1110280]

約数ペア:

[(1, 1110280), (2, 555140), (4, 277570), (5, 222056), (8, 138785), (10, 111028), (20, 55514), (40, 27757), (41, 27080), (82, 13540), (164, 6770), (205, 5416), (328, 3385), (410, 2708), (677, 1640), (820, 1354)]