57143560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33223}}^1$

素因数の和:33277

約数の個数: 32

約数和(自身を含む): 131567040

約数和(自身を除く): 74423480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 33223, 66446, 132892, 166115, 265784, 332230, 664460, 1328920, 1428589, 2857178, 5714356, 7142945, 11428712, 14285890, 28571780, 57143560]

約数ペア:

[(1, 57143560), (2, 28571780), (4, 14285890), (5, 11428712), (8, 7142945), (10, 5714356), (20, 2857178), (40, 1428589), (43, 1328920), (86, 664460), (172, 332230), (215, 265784), (344, 166115), (430, 132892), (860, 66446), (1720, 33223)]