27642890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3181}}^1$

素因数の和:3278

約数の個数: 32

約数和(自身を含む): 54984960

約数和(自身を除く): 27342070

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 3181, 4345, 6362, 8690, 15905, 31810, 34991, 69982, 174955, 251299, 349910, 502598, 1256495, 2512990, 2764289, 5528578, 13821445, 27642890]

約数ペア:

[(1, 27642890), (2, 13821445), (5, 5528578), (10, 2764289), (11, 2512990), (22, 1256495), (55, 502598), (79, 349910), (110, 251299), (158, 174955), (395, 69982), (790, 34991), (869, 31810), (1738, 15905), (3181, 8690), (4345, 6362)]