29057888920

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1133303}}^1$

素因数の和:1133955

約数の個数: 32

約数和(自身を含む): 65482305120

約数和(自身を除く): 36424416200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 1133303, 2266606, 4533212, 5666515, 9066424, 11333030, 22666060, 45332120, 726447223, 1452894446, 2905788892, 3632236115, 5811577784, 7264472230, 14528944460, 29057888920]

約数ペア:

[(1, 29057888920), (2, 14528944460), (4, 7264472230), (5, 5811577784), (8, 3632236115), (10, 2905788892), (20, 1452894446), (40, 726447223), (641, 45332120), (1282, 22666060), (2564, 11333030), (3205, 9066424), (5128, 5666515), (6410, 4533212), (12820, 2266606), (25640, 1133303)]