39489520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 105850368

約数和(自身を除く): 66360848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 151, 280, 302, 467, 560, 604, 755, 934, 1057, 1208, 1510, 1868, 2114, 2335, 2416, 3020, 3269, 3736, 4228, 4670, 5285, 6040, 6538, 7472, 8456, 9340, 10570, 12080, 13076, 16345, 16912, 18680, 21140, 26152, 32690, 37360, 42280, 52304, 65380, 70517, 84560, 130760, 141034, 261520, 282068, 352585, 493619, 564136, 705170, 987238, 1128272, 1410340, 1974476, 2468095, 2820680, 3948952, 4936190, 5641360, 7897904, 9872380, 19744760, 39489520]

約数ペア:

[(1, 39489520), (2, 19744760), (4, 9872380), (5, 7897904), (7, 5641360), (8, 4936190), (10, 3948952), (14, 2820680), (16, 2468095), (20, 1974476), (28, 1410340), (35, 1128272), (40, 987238), (56, 705170), (70, 564136), (80, 493619), (112, 352585), (140, 282068), (151, 261520), (280, 141034), (302, 130760), (467, 84560), (560, 70517), (604, 65380), (755, 52304), (934, 42280), (1057, 37360), (1208, 32690), (1510, 26152), (1868, 21140), (2114, 18680), (2335, 16912), (2416, 16345), (3020, 13076), (3269, 12080), (3736, 10570), (4228, 9340), (4670, 8456), (5285, 7472), (6040, 6538)]