2019261640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1759}}^1\times {\mathrm{2609}}^1$

素因数の和:4390

約数の個数: 64

約数和(自身を含む): 4961088000

約数和(自身を除く): 2941826360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1759, 2609, 3518, 5218, 7036, 8795, 10436, 13045, 14072, 17590, 19349, 20872, 26090, 28699, 35180, 38698, 52180, 57398, 70360, 77396, 96745, 104360, 114796, 143495, 154792, 193490, 229592, 286990, 386980, 573980, 773960, 1147960, 4589231, 9178462, 18356924, 22946155, 36713848, 45892310, 50481541, 91784620, 100963082, 183569240, 201926164, 252407705, 403852328, 504815410, 1009630820, 2019261640]

約数ペア:

[(1, 2019261640), (2, 1009630820), (4, 504815410), (5, 403852328), (8, 252407705), (10, 201926164), (11, 183569240), (20, 100963082), (22, 91784620), (40, 50481541), (44, 45892310), (55, 36713848), (88, 22946155), (110, 18356924), (220, 9178462), (440, 4589231), (1759, 1147960), (2609, 773960), (3518, 573980), (5218, 386980), (7036, 286990), (8795, 229592), (10436, 193490), (13045, 154792), (14072, 143495), (17590, 114796), (19349, 104360), (20872, 96745), (26090, 77396), (28699, 70360), (35180, 57398), (38698, 52180)]