39964160

素因数分解:

$2^9\times 5^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 80

約数和(自身を含む): 97667856

約数和(自身を除く): 57703696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 233, 256, 268, 320, 335, 466, 512, 536, 640, 670, 932, 1072, 1165, 1280, 1340, 1864, 2144, 2330, 2560, 2680, 3728, 4288, 4660, 5360, 7456, 8576, 9320, 10720, 14912, 15611, 17152, 18640, 21440, 29824, 31222, 34304, 37280, 42880, 59648, 62444, 74560, 78055, 85760, 119296, 124888, 149120, 156110, 171520, 249776, 298240, 312220, 499552, 596480, 624440, 999104, 1248880, 1998208, 2497760, 3996416, 4995520, 7992832, 9991040, 19982080, 39964160]

約数ペア:

[(1, 39964160), (2, 19982080), (4, 9991040), (5, 7992832), (8, 4995520), (10, 3996416), (16, 2497760), (20, 1998208), (32, 1248880), (40, 999104), (64, 624440), (67, 596480), (80, 499552), (128, 312220), (134, 298240), (160, 249776), (233, 171520), (256, 156110), (268, 149120), (320, 124888), (335, 119296), (466, 85760), (512, 78055), (536, 74560), (640, 62444), (670, 59648), (932, 42880), (1072, 37280), (1165, 34304), (1280, 31222), (1340, 29824), (1864, 21440), (2144, 18640), (2330, 17152), (2560, 15611), (2680, 14912), (3728, 10720), (4288, 9320), (4660, 8576), (5360, 7456)]