11931520

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 28959840

約数和(自身を除く): 17028320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 181, 206, 320, 362, 412, 515, 640, 724, 824, 905, 1030, 1448, 1648, 1810, 2060, 2896, 3296, 3620, 4120, 5792, 6592, 7240, 8240, 11584, 13184, 14480, 16480, 18643, 23168, 28960, 32960, 37286, 57920, 65920, 74572, 93215, 115840, 149144, 186430, 298288, 372860, 596576, 745720, 1193152, 1491440, 2386304, 2982880, 5965760, 11931520]

約数ペア:

[(1, 11931520), (2, 5965760), (4, 2982880), (5, 2386304), (8, 1491440), (10, 1193152), (16, 745720), (20, 596576), (32, 372860), (40, 298288), (64, 186430), (80, 149144), (103, 115840), (128, 93215), (160, 74572), (181, 65920), (206, 57920), (320, 37286), (362, 32960), (412, 28960), (515, 23168), (640, 18643), (724, 16480), (824, 14480), (905, 13184), (1030, 11584), (1448, 8240), (1648, 7240), (1810, 6592), (2060, 5792), (2896, 4120), (3296, 3620)]