12665380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6959}}^1$

素因数の和:6988

約数の個数: 48

約数和(自身を含む): 32739840

約数和(自身を除く): 20074460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 6959, 13918, 27836, 34795, 48713, 69590, 90467, 97426, 139180, 180934, 194852, 243565, 361868, 452335, 487130, 633269, 904670, 974260, 1266538, 1809340, 2533076, 3166345, 6332690, 12665380]

約数ペア:

[(1, 12665380), (2, 6332690), (4, 3166345), (5, 2533076), (7, 1809340), (10, 1266538), (13, 974260), (14, 904670), (20, 633269), (26, 487130), (28, 452335), (35, 361868), (52, 243565), (65, 194852), (70, 180934), (91, 139180), (130, 97426), (140, 90467), (182, 69590), (260, 48713), (364, 34795), (455, 27836), (910, 13918), (1820, 6959)]