2008532408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 4379443200

約数和(自身を除く): 2370910792

約数列:

[1, 2, 4, 8, 19, 23, 31, 38, 43, 46, 62, 76, 86, 92, 124, 152, 172, 184, 248, 344, 431, 437, 589, 713, 817, 862, 874, 989, 1178, 1333, 1426, 1634, 1724, 1748, 1978, 2356, 2666, 2852, 3268, 3448, 3496, 3956, 4712, 5332, 5704, 6536, 7912, 8189, 9913, 10664, 13361, 13547, 16378, 18533, 18791, 19826, 25327, 26722, 27094, 30659, 32756, 37066, 37582, 39652, 50654, 53444, 54188, 61318, 65512, 74132, 75164, 79304, 101308, 106888, 108376, 122636, 148264, 150328, 188347, 202616, 245272, 253859, 307303, 352127, 376694, 426259, 507718, 574523, 582521, 614606, 704254, 753388, 852518, 1015436, 1149046, 1165042, 1229212, 1408508, 1506776, 1705036, 2030872, 2298092, 2330084, 2458424, 2817016, 3410072, 4596184, 4660168, 5838757, 8098921, 10915937, 11677514, 13214029, 16197842, 21831874, 23355028, 26428058, 32395684, 43663748, 46710056, 52856116, 64791368, 87327496, 105712232, 251066551, 502133102, 1004266204, 2008532408]

約数ペア:

[(1, 2008532408), (2, 1004266204), (4, 502133102), (8, 251066551), (19, 105712232), (23, 87327496), (31, 64791368), (38, 52856116), (43, 46710056), (46, 43663748), (62, 32395684), (76, 26428058), (86, 23355028), (92, 21831874), (124, 16197842), (152, 13214029), (172, 11677514), (184, 10915937), (248, 8098921), (344, 5838757), (431, 4660168), (437, 4596184), (589, 3410072), (713, 2817016), (817, 2458424), (862, 2330084), (874, 2298092), (989, 2030872), (1178, 1705036), (1333, 1506776), (1426, 1408508), (1634, 1229212), (1724, 1165042), (1748, 1149046), (1978, 1015436), (2356, 852518), (2666, 753388), (2852, 704254), (3268, 614606), (3448, 582521), (3496, 574523), (3956, 507718), (4712, 426259), (5332, 376694), (5704, 352127), (6536, 307303), (7912, 253859), (8189, 245272), (9913, 202616), (10664, 188347), (13361, 150328), (13547, 148264), (16378, 122636), (18533, 108376), (18791, 106888), (19826, 101308), (25327, 79304), (26722, 75164), (27094, 74132), (30659, 65512), (32756, 61318), (37066, 54188), (37582, 53444), (39652, 50654)]