56639440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4988

約数の個数: 80

約数和(自身を含む): 154740096

約数和(自身を除く): 98100656

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 4951, 5720, 9902, 11440, 19804, 24755, 39608, 49510, 54461, 64363, 79216, 99020, 108922, 128726, 198040, 217844, 257452, 272305, 321815, 396080, 435688, 514904, 544610, 643630, 707993, 871376, 1029808, 1089220, 1287260, 1415986, 2178440, 2574520, 2831972, 3539965, 4356880, 5149040, 5663944, 7079930, 11327888, 14159860, 28319720, 56639440]

約数ペア:

[(1, 56639440), (2, 28319720), (4, 14159860), (5, 11327888), (8, 7079930), (10, 5663944), (11, 5149040), (13, 4356880), (16, 3539965), (20, 2831972), (22, 2574520), (26, 2178440), (40, 1415986), (44, 1287260), (52, 1089220), (55, 1029808), (65, 871376), (80, 707993), (88, 643630), (104, 544610), (110, 514904), (130, 435688), (143, 396080), (176, 321815), (208, 272305), (220, 257452), (260, 217844), (286, 198040), (440, 128726), (520, 108922), (572, 99020), (715, 79216), (880, 64363), (1040, 54461), (1144, 49510), (1430, 39608), (2288, 24755), (2860, 19804), (4951, 11440), (5720, 9902)]