39078320

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{739}}^1$

素因数の和:1413

約数の個数: 40

約数和(自身を含む): 91117680

約数和(自身を除く): 52039360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 739, 1322, 1478, 2644, 2956, 3305, 3695, 5288, 5912, 6610, 7390, 10576, 11824, 13220, 14780, 26440, 29560, 52880, 59120, 488479, 976958, 1953916, 2442395, 3907832, 4884790, 7815664, 9769580, 19539160, 39078320]

約数ペア:

[(1, 39078320), (2, 19539160), (4, 9769580), (5, 7815664), (8, 4884790), (10, 3907832), (16, 2442395), (20, 1953916), (40, 976958), (80, 488479), (661, 59120), (739, 52880), (1322, 29560), (1478, 26440), (2644, 14780), (2956, 13220), (3305, 11824), (3695, 10576), (5288, 7390), (5912, 6610)]