2077125520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{4217}}^1$

素因数の和:4408

約数の個数: 80

約数和(自身を含む): 4970896128

約数和(自身を除く): 2893770608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 131, 188, 235, 262, 376, 470, 524, 655, 752, 940, 1048, 1310, 1880, 2096, 2620, 3760, 4217, 5240, 6157, 8434, 10480, 12314, 16868, 21085, 24628, 30785, 33736, 42170, 49256, 61570, 67472, 84340, 98512, 123140, 168680, 198199, 246280, 337360, 396398, 492560, 552427, 792796, 990995, 1104854, 1585592, 1981990, 2209708, 2762135, 3171184, 3963980, 4419416, 5524270, 7927960, 8838832, 11048540, 15855920, 22097080, 25964069, 44194160, 51928138, 103856276, 129820345, 207712552, 259640690, 415425104, 519281380, 1038562760, 2077125520]

約数ペア:

[(1, 2077125520), (2, 1038562760), (4, 519281380), (5, 415425104), (8, 259640690), (10, 207712552), (16, 129820345), (20, 103856276), (40, 51928138), (47, 44194160), (80, 25964069), (94, 22097080), (131, 15855920), (188, 11048540), (235, 8838832), (262, 7927960), (376, 5524270), (470, 4419416), (524, 3963980), (655, 3171184), (752, 2762135), (940, 2209708), (1048, 1981990), (1310, 1585592), (1880, 1104854), (2096, 990995), (2620, 792796), (3760, 552427), (4217, 492560), (5240, 396398), (6157, 337360), (8434, 246280), (10480, 198199), (12314, 168680), (16868, 123140), (21085, 98512), (24628, 84340), (30785, 67472), (33736, 61570), (42170, 49256)]