5237440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1289

約数の個数: 56

約数和(自身を含む): 13441680

約数和(自身を除く): 8204240

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, 1259, 2080, 2518, 4160, 5036, 6295, 10072, 12590, 16367, 20144, 25180, 32734, 40288, 50360, 65468, 80576, 81835, 100720, 130936, 163670, 201440, 261872, 327340, 402880, 523744, 654680, 1047488, 1309360, 2618720, 5237440]

約数ペア:

[(1, 5237440), (2, 2618720), (4, 1309360), (5, 1047488), (8, 654680), (10, 523744), (13, 402880), (16, 327340), (20, 261872), (26, 201440), (32, 163670), (40, 130936), (52, 100720), (64, 81835), (65, 80576), (80, 65468), (104, 50360), (130, 40288), (160, 32734), (208, 25180), (260, 20144), (320, 16367), (416, 12590), (520, 10072), (832, 6295), (1040, 5036), (1259, 4160), (2080, 2518)]