11881760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 31534272

約数和(自身を除く): 19652512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 110, 157, 160, 172, 176, 215, 220, 314, 344, 352, 430, 440, 473, 628, 688, 785, 860, 880, 946, 1256, 1376, 1570, 1720, 1727, 1760, 1892, 2365, 2512, 3140, 3440, 3454, 3784, 4730, 5024, 6280, 6751, 6880, 6908, 7568, 8635, 9460, 12560, 13502, 13816, 15136, 17270, 18920, 25120, 27004, 27632, 33755, 34540, 37840, 54008, 55264, 67510, 69080, 74261, 75680, 108016, 135020, 138160, 148522, 216032, 270040, 276320, 297044, 371305, 540080, 594088, 742610, 1080160, 1188176, 1485220, 2376352, 2970440, 5940880, 11881760]

約数ペア:

[(1, 11881760), (2, 5940880), (4, 2970440), (5, 2376352), (8, 1485220), (10, 1188176), (11, 1080160), (16, 742610), (20, 594088), (22, 540080), (32, 371305), (40, 297044), (43, 276320), (44, 270040), (55, 216032), (80, 148522), (86, 138160), (88, 135020), (110, 108016), (157, 75680), (160, 74261), (172, 69080), (176, 67510), (215, 55264), (220, 54008), (314, 37840), (344, 34540), (352, 33755), (430, 27632), (440, 27004), (473, 25120), (628, 18920), (688, 17270), (785, 15136), (860, 13816), (880, 13502), (946, 12560), (1256, 9460), (1376, 8635), (1570, 7568), (1720, 6908), (1727, 6880), (1760, 6751), (1892, 6280), (2365, 5024), (2512, 4730), (3140, 3784), (3440, 3454)]