8982280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5477}}^1$

素因数の和:5529

約数の個数: 32

約数和(自身を含む): 20706840

約数和(自身を除く): 11724560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5477, 10954, 21908, 27385, 43816, 54770, 109540, 219080, 224557, 449114, 898228, 1122785, 1796456, 2245570, 4491140, 8982280]

約数ペア:

[(1, 8982280), (2, 4491140), (4, 2245570), (5, 1796456), (8, 1122785), (10, 898228), (20, 449114), (40, 224557), (41, 219080), (82, 109540), (164, 54770), (205, 43816), (328, 27385), (410, 21908), (820, 10954), (1640, 5477)]