40438904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{2381}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 83179440

約数和(自身を除く): 42740536

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 193, 386, 772, 1544, 2123, 2381, 4246, 4762, 8492, 9524, 16984, 19048, 26191, 52382, 104764, 209528, 459533, 919066, 1838132, 3676264, 5054863, 10109726, 20219452, 40438904]

約数ペア:

[(1, 40438904), (2, 20219452), (4, 10109726), (8, 5054863), (11, 3676264), (22, 1838132), (44, 919066), (88, 459533), (193, 209528), (386, 104764), (772, 52382), (1544, 26191), (2123, 19048), (2381, 16984), (4246, 9524), (4762, 8492)]