2013885880

素因数分解:

$2^3\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{32503}}^1$

素因数の和:34063

約数の個数: 32

約数和(自身を含む): 4534308000

約数和(自身を除く): 2520422120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1549, 3098, 6196, 7745, 12392, 15490, 30980, 32503, 61960, 65006, 130012, 162515, 260024, 325030, 650060, 1300120, 50347147, 100694294, 201388588, 251735735, 402777176, 503471470, 1006942940, 2013885880]

約数ペア:

[(1, 2013885880), (2, 1006942940), (4, 503471470), (5, 402777176), (8, 251735735), (10, 201388588), (20, 100694294), (40, 50347147), (1549, 1300120), (3098, 650060), (6196, 325030), (7745, 260024), (12392, 162515), (15490, 130012), (30980, 65006), (32503, 61960)]