2007176120

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{78283}}^1$

素因数の和:78935

約数の個数: 32

約数和(自身を含む): 4523249520

約数和(自身を除く): 2516073400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 78283, 156566, 313132, 391415, 626264, 782830, 1565660, 3131320, 50179403, 100358806, 200717612, 250897015, 401435224, 501794030, 1003588060, 2007176120]

約数ペア:

[(1, 2007176120), (2, 1003588060), (4, 501794030), (5, 401435224), (8, 250897015), (10, 200717612), (20, 100358806), (40, 50179403), (641, 3131320), (1282, 1565660), (2564, 782830), (3205, 626264), (5128, 391415), (6410, 313132), (12820, 156566), (25640, 78283)]