28160880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10667}}^1$

素因数の和:10694

約数の個数: 80

約数和(自身を含む): 95243904

約数和(自身を除く): 67083024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 10667, 21334, 32001, 42668, 53335, 64002, 85336, 106670, 117337, 128004, 160005, 170672, 213340, 234674, 256008, 320010, 352011, 426680, 469348, 512016, 586685, 640020, 704022, 853360, 938696, 1173370, 1280040, 1408044, 1760055, 1877392, 2346740, 2560080, 2816088, 3520110, 4693480, 5632176, 7040220, 9386960, 14080440, 28160880]

約数ペア:

[(1, 28160880), (2, 14080440), (3, 9386960), (4, 7040220), (5, 5632176), (6, 4693480), (8, 3520110), (10, 2816088), (11, 2560080), (12, 2346740), (15, 1877392), (16, 1760055), (20, 1408044), (22, 1280040), (24, 1173370), (30, 938696), (33, 853360), (40, 704022), (44, 640020), (48, 586685), (55, 512016), (60, 469348), (66, 426680), (80, 352011), (88, 320010), (110, 256008), (120, 234674), (132, 213340), (165, 170672), (176, 160005), (220, 128004), (240, 117337), (264, 106670), (330, 85336), (440, 64002), (528, 53335), (660, 42668), (880, 32001), (1320, 21334), (2640, 10667)]