2113530880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{509}}^1\times {\mathrm{811}}^1$

素因数の和:1345

約数の個数: 88

約数和(自身を含む): 5086221840

約数和(自身を除く): 2972690960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 509, 512, 640, 811, 1018, 1024, 1280, 1622, 2036, 2545, 2560, 3244, 4055, 4072, 5090, 5120, 6488, 8110, 8144, 10180, 12976, 16220, 16288, 20360, 25952, 32440, 32576, 40720, 51904, 64880, 65152, 81440, 103808, 129760, 130304, 162880, 207616, 259520, 260608, 325760, 412799, 415232, 519040, 521216, 651520, 825598, 830464, 1038080, 1303040, 1651196, 2063995, 2076160, 2606080, 3302392, 4127990, 4152320, 6604784, 8255980, 13209568, 16511960, 26419136, 33023920, 52838272, 66047840, 105676544, 132095680, 211353088, 264191360, 422706176, 528382720, 1056765440, 2113530880]

約数ペア:

[(1, 2113530880), (2, 1056765440), (4, 528382720), (5, 422706176), (8, 264191360), (10, 211353088), (16, 132095680), (20, 105676544), (32, 66047840), (40, 52838272), (64, 33023920), (80, 26419136), (128, 16511960), (160, 13209568), (256, 8255980), (320, 6604784), (509, 4152320), (512, 4127990), (640, 3302392), (811, 2606080), (1018, 2076160), (1024, 2063995), (1280, 1651196), (1622, 1303040), (2036, 1038080), (2545, 830464), (2560, 825598), (3244, 651520), (4055, 521216), (4072, 519040), (5090, 415232), (5120, 412799), (6488, 325760), (8110, 260608), (8144, 259520), (10180, 207616), (12976, 162880), (16220, 130304), (16288, 129760), (20360, 103808), (25952, 81440), (32440, 65152), (32576, 64880), (40720, 51904)]