1908022180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{264269}}^1$

素因数の和:264316

約数の個数: 36

約数和(自身を含む): 4228848540

約数和(自身を除く): 2320826360

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 264269, 528538, 1057076, 1321345, 2642690, 5021111, 5285380, 10042222, 20084444, 25105555, 50211110, 95401109, 100422220, 190802218, 381604436, 477005545, 954011090, 1908022180]

約数ペア:

[(1, 1908022180), (2, 954011090), (4, 477005545), (5, 381604436), (10, 190802218), (19, 100422220), (20, 95401109), (38, 50211110), (76, 25105555), (95, 20084444), (190, 10042222), (361, 5285380), (380, 5021111), (722, 2642690), (1444, 1321345), (1805, 1057076), (3610, 528538), (7220, 264269)]