56557840

素因数分解:

$2^4\times 5^1\times {\mathrm{706973}}^1$

素因数の和:706986

約数の個数: 20

約数和(自身を含む): 131497164

約数和(自身を除く): 74939324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 706973, 1413946, 2827892, 3534865, 5655784, 7069730, 11311568, 14139460, 28278920, 56557840]

約数ペア:

[(1, 56557840), (2, 28278920), (4, 14139460), (5, 11311568), (8, 7069730), (10, 5655784), (16, 3534865), (20, 2827892), (40, 1413946), (80, 706973)]