40284944

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 94041600

約数和(自身を除く): 53756656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 79, 112, 116, 157, 158, 203, 232, 314, 316, 406, 464, 553, 628, 632, 812, 1099, 1106, 1256, 1264, 1624, 2198, 2212, 2291, 2512, 3248, 4396, 4424, 4553, 4582, 8792, 8848, 9106, 9164, 12403, 16037, 17584, 18212, 18328, 24806, 31871, 32074, 36424, 36656, 49612, 63742, 64148, 72848, 86821, 99224, 127484, 128296, 173642, 198448, 254968, 256592, 347284, 359687, 509936, 694568, 719374, 1389136, 1438748, 2517809, 2877496, 5035618, 5754992, 10071236, 20142472, 40284944]

約数ペア:

[(1, 40284944), (2, 20142472), (4, 10071236), (7, 5754992), (8, 5035618), (14, 2877496), (16, 2517809), (28, 1438748), (29, 1389136), (56, 719374), (58, 694568), (79, 509936), (112, 359687), (116, 347284), (157, 256592), (158, 254968), (203, 198448), (232, 173642), (314, 128296), (316, 127484), (406, 99224), (464, 86821), (553, 72848), (628, 64148), (632, 63742), (812, 49612), (1099, 36656), (1106, 36424), (1256, 32074), (1264, 31871), (1624, 24806), (2198, 18328), (2212, 18212), (2291, 17584), (2512, 16037), (3248, 12403), (4396, 9164), (4424, 9106), (4553, 8848), (4582, 8792)]