8949920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 24748416

約数和(自身を除く): 15798496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 131, 140, 160, 224, 244, 262, 280, 305, 427, 488, 524, 560, 610, 655, 854, 917, 976, 1048, 1120, 1220, 1310, 1708, 1834, 1952, 2096, 2135, 2440, 2620, 3416, 3668, 4192, 4270, 4585, 4880, 5240, 6832, 7336, 7991, 8540, 9170, 9760, 10480, 13664, 14672, 15982, 17080, 18340, 20960, 29344, 31964, 34160, 36680, 39955, 55937, 63928, 68320, 73360, 79910, 111874, 127856, 146720, 159820, 223748, 255712, 279685, 319640, 447496, 559370, 639280, 894992, 1118740, 1278560, 1789984, 2237480, 4474960, 8949920]

約数ペア:

[(1, 8949920), (2, 4474960), (4, 2237480), (5, 1789984), (7, 1278560), (8, 1118740), (10, 894992), (14, 639280), (16, 559370), (20, 447496), (28, 319640), (32, 279685), (35, 255712), (40, 223748), (56, 159820), (61, 146720), (70, 127856), (80, 111874), (112, 79910), (122, 73360), (131, 68320), (140, 63928), (160, 55937), (224, 39955), (244, 36680), (262, 34160), (280, 31964), (305, 29344), (427, 20960), (488, 18340), (524, 17080), (560, 15982), (610, 14672), (655, 13664), (854, 10480), (917, 9760), (976, 9170), (1048, 8540), (1120, 7991), (1220, 7336), (1310, 6832), (1708, 5240), (1834, 4880), (1952, 4585), (2096, 4270), (2135, 4192), (2440, 3668), (2620, 3416)]