16564380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39439}}^1$

素因数の和:39458

約数の個数: 48

約数和(自身を含む): 53007360

約数和(自身を除く): 36442980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39439, 78878, 118317, 157756, 197195, 236634, 276073, 394390, 473268, 552146, 591585, 788780, 828219, 1104292, 1183170, 1380365, 1656438, 2366340, 2760730, 3312876, 4141095, 5521460, 8282190, 16564380]

約数ペア:

[(1, 16564380), (2, 8282190), (3, 5521460), (4, 4141095), (5, 3312876), (6, 2760730), (7, 2366340), (10, 1656438), (12, 1380365), (14, 1183170), (15, 1104292), (20, 828219), (21, 788780), (28, 591585), (30, 552146), (35, 473268), (42, 394390), (60, 276073), (70, 236634), (84, 197195), (105, 157756), (140, 118317), (210, 78878), (420, 39439)]