8169920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 84

約数和(自身を含む): 21485352

約数和(自身を除く): 13315432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 211, 220, 242, 320, 352, 422, 440, 484, 605, 704, 844, 880, 968, 1055, 1210, 1688, 1760, 1936, 2110, 2321, 2420, 3376, 3520, 3872, 4220, 4642, 4840, 6752, 7744, 8440, 9284, 9680, 11605, 13504, 16880, 18568, 19360, 23210, 25531, 33760, 37136, 38720, 46420, 51062, 67520, 74272, 92840, 102124, 127655, 148544, 185680, 204248, 255310, 371360, 408496, 510620, 742720, 816992, 1021240, 1633984, 2042480, 4084960, 8169920]

約数ペア:

[(1, 8169920), (2, 4084960), (4, 2042480), (5, 1633984), (8, 1021240), (10, 816992), (11, 742720), (16, 510620), (20, 408496), (22, 371360), (32, 255310), (40, 204248), (44, 185680), (55, 148544), (64, 127655), (80, 102124), (88, 92840), (110, 74272), (121, 67520), (160, 51062), (176, 46420), (211, 38720), (220, 37136), (242, 33760), (320, 25531), (352, 23210), (422, 19360), (440, 18568), (484, 16880), (605, 13504), (704, 11605), (844, 9680), (880, 9284), (968, 8440), (1055, 7744), (1210, 6752), (1688, 4840), (1760, 4642), (1936, 4220), (2110, 3872), (2321, 3520), (2420, 3376)]