28096640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 79168320

約数和(自身を除く): 51071680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 307, 320, 352, 416, 440, 520, 572, 614, 640, 704, 715, 832, 880, 1040, 1144, 1228, 1408, 1430, 1535, 1664, 1760, 2080, 2288, 2456, 2860, 3070, 3377, 3520, 3991, 4160, 4576, 4912, 5720, 6140, 6754, 7040, 7982, 8320, 9152, 9824, 11440, 12280, 13508, 15964, 16885, 18304, 19648, 19955, 22880, 24560, 27016, 31928, 33770, 39296, 39910, 43901, 45760, 49120, 54032, 63856, 67540, 79820, 87802, 91520, 98240, 108064, 127712, 135080, 159640, 175604, 196480, 216128, 219505, 255424, 270160, 319280, 351208, 432256, 439010, 510848, 540320, 638560, 702416, 878020, 1080640, 1277120, 1404832, 1756040, 2161280, 2554240, 2809664, 3512080, 5619328, 7024160, 14048320, 28096640]

約数ペア:

[(1, 28096640), (2, 14048320), (4, 7024160), (5, 5619328), (8, 3512080), (10, 2809664), (11, 2554240), (13, 2161280), (16, 1756040), (20, 1404832), (22, 1277120), (26, 1080640), (32, 878020), (40, 702416), (44, 638560), (52, 540320), (55, 510848), (64, 439010), (65, 432256), (80, 351208), (88, 319280), (104, 270160), (110, 255424), (128, 219505), (130, 216128), (143, 196480), (160, 175604), (176, 159640), (208, 135080), (220, 127712), (260, 108064), (286, 98240), (307, 91520), (320, 87802), (352, 79820), (416, 67540), (440, 63856), (520, 54032), (572, 49120), (614, 45760), (640, 43901), (704, 39910), (715, 39296), (832, 33770), (880, 31928), (1040, 27016), (1144, 24560), (1228, 22880), (1408, 19955), (1430, 19648), (1535, 18304), (1664, 16885), (1760, 15964), (2080, 13508), (2288, 12280), (2456, 11440), (2860, 9824), (3070, 9152), (3377, 8320), (3520, 7982), (3991, 7040), (4160, 6754), (4576, 6140), (4912, 5720)]