20596160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4981

約数の個数: 56

約数和(自身を含む): 52827936

約数和(自身を除く): 32231776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 4951, 9902, 19804, 24755, 39608, 49510, 64363, 79216, 99020, 128726, 158432, 198040, 257452, 316864, 321815, 396080, 514904, 643630, 792160, 1029808, 1287260, 1584320, 2059616, 2574520, 4119232, 5149040, 10298080, 20596160]

約数ペア:

[(1, 20596160), (2, 10298080), (4, 5149040), (5, 4119232), (8, 2574520), (10, 2059616), (13, 1584320), (16, 1287260), (20, 1029808), (26, 792160), (32, 643630), (40, 514904), (52, 396080), (64, 321815), (65, 316864), (80, 257452), (104, 198040), (130, 158432), (160, 128726), (208, 99020), (260, 79216), (320, 64363), (416, 49510), (520, 39608), (832, 24755), (1040, 19804), (2080, 9902), (4160, 4951)]