22519960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13093}}^1$

素因数の和:13147

約数の個数: 32

約数和(自身を含む): 51852240

約数和(自身を除く): 29332280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 13093, 26186, 52372, 65465, 104744, 130930, 261860, 523720, 562999, 1125998, 2251996, 2814995, 4503992, 5629990, 11259980, 22519960]

約数ペア:

[(1, 22519960), (2, 11259980), (4, 5629990), (5, 4503992), (8, 2814995), (10, 2251996), (20, 1125998), (40, 562999), (43, 523720), (86, 261860), (172, 130930), (215, 104744), (344, 65465), (430, 52372), (860, 26186), (1720, 13093)]