27487220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33521}}^1$

素因数の和:33571

約数の個数: 24

約数和(自身を含む): 59132808

約数和(自身を除く): 31645588

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 33521, 67042, 134084, 167605, 335210, 670420, 1374361, 2748722, 5497444, 6871805, 13743610, 27487220]

約数ペア:

[(1, 27487220), (2, 13743610), (4, 6871805), (5, 5497444), (10, 2748722), (20, 1374361), (41, 670420), (82, 335210), (164, 167605), (205, 134084), (410, 67042), (820, 33521)]