16339840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 43139880

約数和(自身を除く): 26800040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 211, 220, 242, 320, 352, 422, 440, 484, 605, 640, 704, 844, 880, 968, 1055, 1210, 1408, 1688, 1760, 1936, 2110, 2321, 2420, 3376, 3520, 3872, 4220, 4642, 4840, 6752, 7040, 7744, 8440, 9284, 9680, 11605, 13504, 15488, 16880, 18568, 19360, 23210, 25531, 27008, 33760, 37136, 38720, 46420, 51062, 67520, 74272, 77440, 92840, 102124, 127655, 135040, 148544, 185680, 204248, 255310, 297088, 371360, 408496, 510620, 742720, 816992, 1021240, 1485440, 1633984, 2042480, 3267968, 4084960, 8169920, 16339840]

約数ペア:

[(1, 16339840), (2, 8169920), (4, 4084960), (5, 3267968), (8, 2042480), (10, 1633984), (11, 1485440), (16, 1021240), (20, 816992), (22, 742720), (32, 510620), (40, 408496), (44, 371360), (55, 297088), (64, 255310), (80, 204248), (88, 185680), (110, 148544), (121, 135040), (128, 127655), (160, 102124), (176, 92840), (211, 77440), (220, 74272), (242, 67520), (320, 51062), (352, 46420), (422, 38720), (440, 37136), (484, 33760), (605, 27008), (640, 25531), (704, 23210), (844, 19360), (880, 18568), (968, 16880), (1055, 15488), (1210, 13504), (1408, 11605), (1688, 9680), (1760, 9284), (1936, 8440), (2110, 7744), (2321, 7040), (2420, 6752), (3376, 4840), (3520, 4642), (3872, 4220)]