2838880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1613}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 7321104

約数和(自身を除く): 4482224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1613, 1760, 3226, 6452, 8065, 12904, 16130, 17743, 25808, 32260, 35486, 51616, 64520, 70972, 88715, 129040, 141944, 177430, 258080, 283888, 354860, 567776, 709720, 1419440, 2838880]

約数ペア:

[(1, 2838880), (2, 1419440), (4, 709720), (5, 567776), (8, 354860), (10, 283888), (11, 258080), (16, 177430), (20, 141944), (22, 129040), (32, 88715), (40, 70972), (44, 64520), (55, 51616), (80, 35486), (88, 32260), (110, 25808), (160, 17743), (176, 16130), (220, 12904), (352, 8065), (440, 6452), (880, 3226), (1613, 1760)]