9982720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 26122320

約数和(自身を除く): 16139600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 709, 880, 1280, 1408, 1418, 1760, 2816, 2836, 3520, 3545, 5672, 7040, 7090, 7799, 11344, 14080, 14180, 15598, 22688, 28360, 31196, 38995, 45376, 56720, 62392, 77990, 90752, 113440, 124784, 155980, 181504, 226880, 249568, 311960, 453760, 499136, 623920, 907520, 998272, 1247840, 1996544, 2495680, 4991360, 9982720]

約数ペア:

[(1, 9982720), (2, 4991360), (4, 2495680), (5, 1996544), (8, 1247840), (10, 998272), (11, 907520), (16, 623920), (20, 499136), (22, 453760), (32, 311960), (40, 249568), (44, 226880), (55, 181504), (64, 155980), (80, 124784), (88, 113440), (110, 90752), (128, 77990), (160, 62392), (176, 56720), (220, 45376), (256, 38995), (320, 31196), (352, 28360), (440, 22688), (640, 15598), (704, 14180), (709, 14080), (880, 11344), (1280, 7799), (1408, 7090), (1418, 7040), (1760, 5672), (2816, 3545), (2836, 3520)]