26906420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9029}}^1$

素因数の和:9187

約数の個数: 24

約数和(自身を含む): 56889000

約数和(自身を除く): 29982580

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 9029, 18058, 36116, 45145, 90290, 180580, 1345321, 2690642, 5381284, 6726605, 13453210, 26906420]

約数ペア:

[(1, 26906420), (2, 13453210), (4, 6726605), (5, 5381284), (10, 2690642), (20, 1345321), (149, 180580), (298, 90290), (596, 45145), (745, 36116), (1490, 18058), (2980, 9029)]