55992020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 140507136

約数和(自身を除く): 84515116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 71, 86, 131, 140, 142, 172, 215, 262, 284, 301, 355, 430, 497, 524, 602, 655, 710, 860, 917, 994, 1204, 1310, 1420, 1505, 1834, 1988, 2485, 2620, 3010, 3053, 3668, 4585, 4970, 5633, 6020, 6106, 9170, 9301, 9940, 11266, 12212, 15265, 18340, 18602, 21371, 22532, 28165, 30530, 37204, 39431, 42742, 46505, 56330, 61060, 65107, 78862, 85484, 93010, 106855, 112660, 130214, 157724, 186020, 197155, 213710, 260428, 325535, 394310, 399943, 427420, 651070, 788620, 799886, 1302140, 1599772, 1999715, 2799601, 3999430, 5599202, 7998860, 11198404, 13998005, 27996010, 55992020]

約数ペア:

[(1, 55992020), (2, 27996010), (4, 13998005), (5, 11198404), (7, 7998860), (10, 5599202), (14, 3999430), (20, 2799601), (28, 1999715), (35, 1599772), (43, 1302140), (70, 799886), (71, 788620), (86, 651070), (131, 427420), (140, 399943), (142, 394310), (172, 325535), (215, 260428), (262, 213710), (284, 197155), (301, 186020), (355, 157724), (430, 130214), (497, 112660), (524, 106855), (602, 93010), (655, 85484), (710, 78862), (860, 65107), (917, 61060), (994, 56330), (1204, 46505), (1310, 42742), (1420, 39431), (1505, 37204), (1834, 30530), (1988, 28165), (2485, 22532), (2620, 21371), (3010, 18602), (3053, 18340), (3668, 15265), (4585, 12212), (4970, 11266), (5633, 9940), (6020, 9301), (6106, 9170)]