26747980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191057}}^1$

素因数の和:191073

約数の個数: 24

約数和(自身を含む): 64195488

約数和(自身を除く): 37447508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191057, 382114, 764228, 955285, 1337399, 1910570, 2674798, 3821140, 5349596, 6686995, 13373990, 26747980]

約数ペア:

[(1, 26747980), (2, 13373990), (4, 6686995), (5, 5349596), (7, 3821140), (10, 2674798), (14, 1910570), (20, 1337399), (28, 955285), (35, 764228), (70, 382114), (140, 191057)]