39989440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7351}}^1$

素因数の和:7385

約数の個数: 56

約数和(自身を含む): 100840032

約数和(自身を除く): 60850592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 7351, 14702, 29404, 36755, 58808, 73510, 117616, 124967, 147020, 235232, 249934, 294040, 470464, 499868, 588080, 624835, 999736, 1176160, 1249670, 1999472, 2352320, 2499340, 3998944, 4998680, 7997888, 9997360, 19994720, 39989440]

約数ペア:

[(1, 39989440), (2, 19994720), (4, 9997360), (5, 7997888), (8, 4998680), (10, 3998944), (16, 2499340), (17, 2352320), (20, 1999472), (32, 1249670), (34, 1176160), (40, 999736), (64, 624835), (68, 588080), (80, 499868), (85, 470464), (136, 294040), (160, 249934), (170, 235232), (272, 147020), (320, 124967), (340, 117616), (544, 73510), (680, 58808), (1088, 36755), (1360, 29404), (2720, 14702), (5440, 7351)]