2019947180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{737207}}^1$

素因数の和:737353

約数の個数: 24

約数和(自身を含む): 4272857568

約数和(自身を除く): 2252910388

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 737207, 1474414, 2948828, 3686035, 7372070, 14744140, 100997359, 201994718, 403989436, 504986795, 1009973590, 2019947180]

約数ペア:

[(1, 2019947180), (2, 1009973590), (4, 504986795), (5, 403989436), (10, 201994718), (20, 100997359), (137, 14744140), (274, 7372070), (548, 3686035), (685, 2948828), (1370, 1474414), (2740, 737207)]