12186440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 31829760

約数和(自身を除く): 19643320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 613, 710, 994, 1226, 1420, 1988, 2452, 2485, 2840, 3065, 3976, 4291, 4904, 4970, 6130, 8582, 9940, 12260, 17164, 19880, 21455, 24520, 34328, 42910, 43523, 85820, 87046, 171640, 174092, 217615, 304661, 348184, 435230, 609322, 870460, 1218644, 1523305, 1740920, 2437288, 3046610, 6093220, 12186440]

約数ペア:

[(1, 12186440), (2, 6093220), (4, 3046610), (5, 2437288), (7, 1740920), (8, 1523305), (10, 1218644), (14, 870460), (20, 609322), (28, 435230), (35, 348184), (40, 304661), (56, 217615), (70, 174092), (71, 171640), (140, 87046), (142, 85820), (280, 43523), (284, 42910), (355, 34328), (497, 24520), (568, 21455), (613, 19880), (710, 17164), (994, 12260), (1226, 9940), (1420, 8582), (1988, 6130), (2452, 4970), (2485, 4904), (2840, 4291), (3065, 3976)]