11438680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25997}}^1$

素因数の和:26019

約数の個数: 32

約数和(自身を含む): 28077840

約数和(自身を除く): 16639160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 25997, 51994, 103988, 129985, 207976, 259970, 285967, 519940, 571934, 1039880, 1143868, 1429835, 2287736, 2859670, 5719340, 11438680]

約数ペア:

[(1, 11438680), (2, 5719340), (4, 2859670), (5, 2287736), (8, 1429835), (10, 1143868), (11, 1039880), (20, 571934), (22, 519940), (40, 285967), (44, 259970), (55, 207976), (88, 129985), (110, 103988), (220, 51994), (440, 25997)]