56257480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1046

約数の個数: 64

約数和(自身を含む): 135072000

約数和(自身を除く): 78814520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 937, 1501, 1580, 1874, 3002, 3160, 3748, 4685, 6004, 7496, 7505, 9370, 12008, 15010, 17803, 18740, 30020, 35606, 37480, 60040, 71212, 74023, 89015, 142424, 148046, 178030, 296092, 356060, 370115, 592184, 712120, 740230, 1406437, 1480460, 2812874, 2960920, 5625748, 7032185, 11251496, 14064370, 28128740, 56257480]

約数ペア:

[(1, 56257480), (2, 28128740), (4, 14064370), (5, 11251496), (8, 7032185), (10, 5625748), (19, 2960920), (20, 2812874), (38, 1480460), (40, 1406437), (76, 740230), (79, 712120), (95, 592184), (152, 370115), (158, 356060), (190, 296092), (316, 178030), (380, 148046), (395, 142424), (632, 89015), (760, 74023), (790, 71212), (937, 60040), (1501, 37480), (1580, 35606), (1874, 30020), (3002, 18740), (3160, 17803), (3748, 15010), (4685, 12008), (6004, 9370), (7496, 7505)]