8304640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{811}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 19950840

約数和(自身を除く): 11646200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 811, 1024, 1280, 1622, 2048, 2560, 3244, 4055, 5120, 6488, 8110, 10240, 12976, 16220, 25952, 32440, 51904, 64880, 103808, 129760, 207616, 259520, 415232, 519040, 830464, 1038080, 1660928, 2076160, 4152320, 8304640]

約数ペア:

[(1, 8304640), (2, 4152320), (4, 2076160), (5, 1660928), (8, 1038080), (10, 830464), (16, 519040), (20, 415232), (32, 259520), (40, 207616), (64, 129760), (80, 103808), (128, 64880), (160, 51904), (256, 32440), (320, 25952), (512, 16220), (640, 12976), (811, 10240), (1024, 8110), (1280, 6488), (1622, 5120), (2048, 4055), (2560, 3244)]