20120511488

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{255181}}^1$

素因数の和:255219

約数の個数: 88

約数和(自身を含む): 50146325184

約数和(自身を除く): 30025813696

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 704, 896, 1024, 1232, 1408, 1792, 2464, 2816, 3584, 4928, 5632, 7168, 9856, 11264, 19712, 39424, 78848, 255181, 510362, 1020724, 1786267, 2041448, 2806991, 3572534, 4082896, 5613982, 7145068, 8165792, 11227964, 14290136, 16331584, 19648937, 22455928, 28580272, 32663168, 39297874, 44911856, 57160544, 65326336, 78595748, 89823712, 114321088, 130652672, 157191496, 179647424, 228642176, 261305344, 314382992, 359294848, 457284352, 628765984, 718589696, 914568704, 1257531968, 1437179392, 1829137408, 2515063936, 2874358784, 5030127872, 10060255744, 20120511488]

約数ペア:

[(1, 20120511488), (2, 10060255744), (4, 5030127872), (7, 2874358784), (8, 2515063936), (11, 1829137408), (14, 1437179392), (16, 1257531968), (22, 914568704), (28, 718589696), (32, 628765984), (44, 457284352), (56, 359294848), (64, 314382992), (77, 261305344), (88, 228642176), (112, 179647424), (128, 157191496), (154, 130652672), (176, 114321088), (224, 89823712), (256, 78595748), (308, 65326336), (352, 57160544), (448, 44911856), (512, 39297874), (616, 32663168), (704, 28580272), (896, 22455928), (1024, 19648937), (1232, 16331584), (1408, 14290136), (1792, 11227964), (2464, 8165792), (2816, 7145068), (3584, 5613982), (4928, 4082896), (5632, 3572534), (7168, 2806991), (9856, 2041448), (11264, 1786267), (19712, 1020724), (39424, 510362), (78848, 255181)]