2190685568

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 4479921600

約数和(自身を除く): 2289236032

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 619, 643, 688, 1238, 1286, 1376, 2476, 2572, 2752, 4952, 5144, 5504, 9904, 10288, 19808, 20576, 26617, 27649, 39616, 41152, 53234, 55298, 79232, 82304, 106468, 110596, 212936, 221192, 398017, 425872, 442384, 796034, 851744, 884768, 1592068, 1703488, 1769536, 3184136, 3406976, 3539072, 6368272, 12736544, 17114731, 25473088, 34229462, 50946176, 68458924, 136917848, 273835696, 547671392, 1095342784, 2190685568]

約数ペア:

[(1, 2190685568), (2, 1095342784), (4, 547671392), (8, 273835696), (16, 136917848), (32, 68458924), (43, 50946176), (64, 34229462), (86, 25473088), (128, 17114731), (172, 12736544), (344, 6368272), (619, 3539072), (643, 3406976), (688, 3184136), (1238, 1769536), (1286, 1703488), (1376, 1592068), (2476, 884768), (2572, 851744), (2752, 796034), (4952, 442384), (5144, 425872), (5504, 398017), (9904, 221192), (10288, 212936), (19808, 110596), (20576, 106468), (26617, 82304), (27649, 79232), (39616, 55298), (41152, 53234)]