2008397660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1\times {\mathrm{2311}}^1$

素因数の和:4626

約数の個数: 48

約数和(自身を含む): 4443479040

約数和(自身を除く): 2435081380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2287, 2311, 4574, 4622, 9148, 9244, 11435, 11555, 22870, 23110, 43453, 43909, 45740, 46220, 86906, 87818, 173812, 175636, 217265, 219545, 434530, 439090, 869060, 878180, 5285257, 10570514, 21141028, 26426285, 52852570, 100419883, 105705140, 200839766, 401679532, 502099415, 1004198830, 2008397660]

約数ペア:

[(1, 2008397660), (2, 1004198830), (4, 502099415), (5, 401679532), (10, 200839766), (19, 105705140), (20, 100419883), (38, 52852570), (76, 26426285), (95, 21141028), (190, 10570514), (380, 5285257), (2287, 878180), (2311, 869060), (4574, 439090), (4622, 434530), (9148, 219545), (9244, 217265), (11435, 175636), (11555, 173812), (22870, 87818), (23110, 86906), (43453, 46220), (43909, 45740)]