28040064

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 82766880

約数和(自身を除く): 54726816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 128, 137, 156, 164, 192, 208, 246, 274, 312, 328, 384, 411, 416, 492, 533, 548, 624, 656, 822, 832, 984, 1066, 1096, 1248, 1312, 1599, 1644, 1664, 1781, 1968, 2132, 2192, 2496, 2624, 3198, 3288, 3562, 3936, 4264, 4384, 4992, 5248, 5343, 5617, 6396, 6576, 7124, 7872, 8528, 8768, 10686, 11234, 12792, 13152, 14248, 15744, 16851, 17056, 17536, 21372, 22468, 25584, 26304, 28496, 33702, 34112, 42744, 44936, 51168, 52608, 56992, 67404, 68224, 73021, 85488, 89872, 102336, 113984, 134808, 146042, 170976, 179744, 204672, 219063, 227968, 269616, 292084, 341952, 359488, 438126, 539232, 584168, 683904, 718976, 876252, 1078464, 1168336, 1752504, 2156928, 2336672, 3505008, 4673344, 7010016, 9346688, 14020032, 28040064]

約数ペア:

[(1, 28040064), (2, 14020032), (3, 9346688), (4, 7010016), (6, 4673344), (8, 3505008), (12, 2336672), (13, 2156928), (16, 1752504), (24, 1168336), (26, 1078464), (32, 876252), (39, 718976), (41, 683904), (48, 584168), (52, 539232), (64, 438126), (78, 359488), (82, 341952), (96, 292084), (104, 269616), (123, 227968), (128, 219063), (137, 204672), (156, 179744), (164, 170976), (192, 146042), (208, 134808), (246, 113984), (274, 102336), (312, 89872), (328, 85488), (384, 73021), (411, 68224), (416, 67404), (492, 56992), (533, 52608), (548, 51168), (624, 44936), (656, 42744), (822, 34112), (832, 33702), (984, 28496), (1066, 26304), (1096, 25584), (1248, 22468), (1312, 21372), (1599, 17536), (1644, 17056), (1664, 16851), (1781, 15744), (1968, 14248), (2132, 13152), (2192, 12792), (2496, 11234), (2624, 10686), (3198, 8768), (3288, 8528), (3562, 7872), (3936, 7124), (4264, 6576), (4384, 6396), (4992, 5617), (5248, 5343)]