8381120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2381}}^1$

素因数の和:2409

約数の個数: 56

約数和(自身を含む): 21781008

約数和(自身を除く): 13399888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 2381, 3520, 4762, 9524, 11905, 19048, 23810, 26191, 38096, 47620, 52382, 76192, 95240, 104764, 130955, 152384, 190480, 209528, 261910, 380960, 419056, 523820, 761920, 838112, 1047640, 1676224, 2095280, 4190560, 8381120]

約数ペア:

[(1, 8381120), (2, 4190560), (4, 2095280), (5, 1676224), (8, 1047640), (10, 838112), (11, 761920), (16, 523820), (20, 419056), (22, 380960), (32, 261910), (40, 209528), (44, 190480), (55, 152384), (64, 130955), (80, 104764), (88, 95240), (110, 76192), (160, 52382), (176, 47620), (220, 38096), (320, 26191), (352, 23810), (440, 19048), (704, 11905), (880, 9524), (1760, 4762), (2381, 3520)]