20173360

素因数分解:

$2^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{547}}^1$

素因数の和:1021

約数の個数: 40

約数和(自身を含む): 47090736

約数和(自身を除く): 26917376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 461, 547, 922, 1094, 1844, 2188, 2305, 2735, 3688, 4376, 4610, 5470, 7376, 8752, 9220, 10940, 18440, 21880, 36880, 43760, 252167, 504334, 1008668, 1260835, 2017336, 2521670, 4034672, 5043340, 10086680, 20173360]

約数ペア:

[(1, 20173360), (2, 10086680), (4, 5043340), (5, 4034672), (8, 2521670), (10, 2017336), (16, 1260835), (20, 1008668), (40, 504334), (80, 252167), (461, 43760), (547, 36880), (922, 21880), (1094, 18440), (1844, 10940), (2188, 9220), (2305, 8752), (2735, 7376), (3688, 5470), (4376, 4610)]