28853440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1$

素因数の和:1206

約数の個数: 112

約数和(自身を含む): 85734144

約数和(自身を除く): 56880704

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1171, 1232, 1540, 1760, 2240, 2342, 2464, 3080, 3520, 4684, 4928, 5855, 6160, 8197, 9368, 11710, 12320, 12881, 16394, 18736, 23420, 24640, 25762, 32788, 37472, 40985, 46840, 51524, 64405, 65576, 74944, 81970, 90167, 93680, 103048, 128810, 131152, 163940, 180334, 187360, 206096, 257620, 262304, 327880, 360668, 374720, 412192, 450835, 515240, 524608, 655760, 721336, 824384, 901670, 1030480, 1311520, 1442672, 1803340, 2060960, 2623040, 2885344, 3606680, 4121920, 5770688, 7213360, 14426720, 28853440]

約数ペア:

[(1, 28853440), (2, 14426720), (4, 7213360), (5, 5770688), (7, 4121920), (8, 3606680), (10, 2885344), (11, 2623040), (14, 2060960), (16, 1803340), (20, 1442672), (22, 1311520), (28, 1030480), (32, 901670), (35, 824384), (40, 721336), (44, 655760), (55, 524608), (56, 515240), (64, 450835), (70, 412192), (77, 374720), (80, 360668), (88, 327880), (110, 262304), (112, 257620), (140, 206096), (154, 187360), (160, 180334), (176, 163940), (220, 131152), (224, 128810), (280, 103048), (308, 93680), (320, 90167), (352, 81970), (385, 74944), (440, 65576), (448, 64405), (560, 51524), (616, 46840), (704, 40985), (770, 37472), (880, 32788), (1120, 25762), (1171, 24640), (1232, 23420), (1540, 18736), (1760, 16394), (2240, 12881), (2342, 12320), (2464, 11710), (3080, 9368), (3520, 8197), (4684, 6160), (4928, 5855)]