28626070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 56539296

約数和(自身を除く): 27913226

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1321, 1970, 2167, 2642, 4334, 6605, 10835, 13210, 14531, 21670, 29062, 72655, 145310, 260237, 520474, 1301185, 2602370, 2862607, 5725214, 14313035, 28626070]

約数ペア:

[(1, 28626070), (2, 14313035), (5, 5725214), (10, 2862607), (11, 2602370), (22, 1301185), (55, 520474), (110, 260237), (197, 145310), (394, 72655), (985, 29062), (1321, 21670), (1970, 14531), (2167, 13210), (2642, 10835), (4334, 6605)]