2018571520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{225287}}^1$

素因数の和:225315

約数の個数: 72

約数和(自身を含む): 5525864064

約数和(自身を除く): 3507292544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 225287, 450574, 901148, 1126435, 1577009, 1802296, 2252870, 3154018, 3604592, 4505740, 6308036, 7209184, 7885045, 9011480, 12616072, 14418368, 15770090, 18022960, 25232144, 28836736, 31540180, 36045920, 50464288, 57673472, 63080360, 72091840, 100928576, 126160720, 144183680, 201857152, 252321440, 288367360, 403714304, 504642880, 1009285760, 2018571520]

約数ペア:

[(1, 2018571520), (2, 1009285760), (4, 504642880), (5, 403714304), (7, 288367360), (8, 252321440), (10, 201857152), (14, 144183680), (16, 126160720), (20, 100928576), (28, 72091840), (32, 63080360), (35, 57673472), (40, 50464288), (56, 36045920), (64, 31540180), (70, 28836736), (80, 25232144), (112, 18022960), (128, 15770090), (140, 14418368), (160, 12616072), (224, 9011480), (256, 7885045), (280, 7209184), (320, 6308036), (448, 4505740), (560, 3604592), (640, 3154018), (896, 2252870), (1120, 1802296), (1280, 1577009), (1792, 1126435), (2240, 901148), (4480, 450574), (8960, 225287)]