28928830

素因数分解:

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

素因数の和:21784

約数の個数: 32

約数和(自身を含む): 62645760

約数和(自身を除く): 33716930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21751, 43502, 108755, 152257, 217510, 304514, 413269, 761285, 826538, 1522570, 2066345, 2892883, 4132690, 5785766, 14464415, 28928830]

約数ペア:

[(1, 28928830), (2, 14464415), (5, 5785766), (7, 4132690), (10, 2892883), (14, 2066345), (19, 1522570), (35, 826538), (38, 761285), (70, 413269), (95, 304514), (133, 217510), (190, 152257), (266, 108755), (665, 43502), (1330, 21751)]