2019590320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{17519}}^1$

素因数の和:17674

約数の個数: 80

約数和(自身を含む): 5161812480

約数和(自身を除く): 3142222160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 440, 524, 655, 880, 1048, 1310, 1441, 2096, 2620, 2882, 5240, 5764, 7205, 10480, 11528, 14410, 17519, 23056, 28820, 35038, 57640, 70076, 87595, 115280, 140152, 175190, 192709, 280304, 350380, 385418, 700760, 770836, 963545, 1401520, 1541672, 1927090, 2294989, 3083344, 3854180, 4589978, 7708360, 9179956, 11474945, 15416720, 18359912, 22949890, 25244879, 36719824, 45899780, 50489758, 91799560, 100979516, 126224395, 183599120, 201959032, 252448790, 403918064, 504897580, 1009795160, 2019590320]

約数ペア:

[(1, 2019590320), (2, 1009795160), (4, 504897580), (5, 403918064), (8, 252448790), (10, 201959032), (11, 183599120), (16, 126224395), (20, 100979516), (22, 91799560), (40, 50489758), (44, 45899780), (55, 36719824), (80, 25244879), (88, 22949890), (110, 18359912), (131, 15416720), (176, 11474945), (220, 9179956), (262, 7708360), (440, 4589978), (524, 3854180), (655, 3083344), (880, 2294989), (1048, 1927090), (1310, 1541672), (1441, 1401520), (2096, 963545), (2620, 770836), (2882, 700760), (5240, 385418), (5764, 350380), (7205, 280304), (10480, 192709), (11528, 175190), (14410, 140152), (17519, 115280), (23056, 87595), (28820, 70076), (35038, 57640)]