47640560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1326

約数の個数: 80

約数和(自身を含む): 123742080

約数和(自身を除く): 76101520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1259, 1720, 1892, 2365, 2518, 3440, 3784, 4730, 5036, 6295, 7568, 9460, 10072, 12590, 13849, 18920, 20144, 25180, 27698, 37840, 50360, 54137, 55396, 69245, 100720, 108274, 110792, 138490, 216548, 221584, 270685, 276980, 433096, 541370, 553960, 595507, 866192, 1082740, 1107920, 1191014, 2165480, 2382028, 2977535, 4330960, 4764056, 5955070, 9528112, 11910140, 23820280, 47640560]

約数ペア:

[(1, 47640560), (2, 23820280), (4, 11910140), (5, 9528112), (8, 5955070), (10, 4764056), (11, 4330960), (16, 2977535), (20, 2382028), (22, 2165480), (40, 1191014), (43, 1107920), (44, 1082740), (55, 866192), (80, 595507), (86, 553960), (88, 541370), (110, 433096), (172, 276980), (176, 270685), (215, 221584), (220, 216548), (344, 138490), (430, 110792), (440, 108274), (473, 100720), (688, 69245), (860, 55396), (880, 54137), (946, 50360), (1259, 37840), (1720, 27698), (1892, 25180), (2365, 20144), (2518, 18920), (3440, 13849), (3784, 12590), (4730, 10072), (5036, 9460), (6295, 7568)]