28554059.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{3669521}}^1$

素因数の和:3669532

約数の個数: 16

約数和(自身を含む): 330256980

約数和(自身を除く): 183476140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3669521, 7339042, 14678084, 18347605, 29356168, 36695210, 73390420, 146780840]

約数ペア:

[(1, 146780840), (2, 73390420), (4, 36695210), (5, 29356168), (8, 18347605), (10, 14678084), (20, 7339042), (40, 3669521)]