520403768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{24631}}^1$

素因数の和:24795

約数の個数: 32

約数和(自身を含む): 1034544000

約数和(自身を除く): 514140232

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 5282, 10564, 21128, 24631, 49262, 98524, 197048, 467989, 935978, 1871956, 3423709, 3743912, 6847418, 13694836, 27389672, 65050471, 130100942, 260201884, 520403768]

約数ペア:

[(1, 520403768), (2, 260201884), (4, 130100942), (8, 65050471), (19, 27389672), (38, 13694836), (76, 6847418), (139, 3743912), (152, 3423709), (278, 1871956), (556, 935978), (1112, 467989), (2641, 197048), (5282, 98524), (10564, 49262), (21128, 24631)]