57857660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21751}}^1$

素因数の和:21786

約数の個数: 48

約数和(自身を含む): 146173440

約数和(自身を除く): 88315780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 21751, 43502, 87004, 108755, 152257, 217510, 304514, 413269, 435020, 609028, 761285, 826538, 1522570, 1653076, 2066345, 2892883, 3045140, 4132690, 5785766, 8265380, 11571532, 14464415, 28928830, 57857660]

約数ペア:

[(1, 57857660), (2, 28928830), (4, 14464415), (5, 11571532), (7, 8265380), (10, 5785766), (14, 4132690), (19, 3045140), (20, 2892883), (28, 2066345), (35, 1653076), (38, 1522570), (70, 826538), (76, 761285), (95, 609028), (133, 435020), (140, 413269), (190, 304514), (266, 217510), (380, 152257), (532, 108755), (665, 87004), (1330, 43502), (2660, 21751)]