30677680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 79066368

約数和(自身を除く): 48388688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 491, 568, 710, 781, 880, 982, 1136, 1420, 1562, 1964, 2455, 2840, 3124, 3905, 3928, 4910, 5401, 5680, 6248, 7810, 7856, 9820, 10802, 12496, 15620, 19640, 21604, 27005, 31240, 34861, 39280, 43208, 54010, 62480, 69722, 86416, 108020, 139444, 174305, 216040, 278888, 348610, 383471, 432080, 557776, 697220, 766942, 1394440, 1533884, 1917355, 2788880, 3067768, 3834710, 6135536, 7669420, 15338840, 30677680]

約数ペア:

[(1, 30677680), (2, 15338840), (4, 7669420), (5, 6135536), (8, 3834710), (10, 3067768), (11, 2788880), (16, 1917355), (20, 1533884), (22, 1394440), (40, 766942), (44, 697220), (55, 557776), (71, 432080), (80, 383471), (88, 348610), (110, 278888), (142, 216040), (176, 174305), (220, 139444), (284, 108020), (355, 86416), (440, 69722), (491, 62480), (568, 54010), (710, 43208), (781, 39280), (880, 34861), (982, 31240), (1136, 27005), (1420, 21604), (1562, 19640), (1964, 15620), (2455, 12496), (2840, 10802), (3124, 9820), (3905, 7856), (3928, 7810), (4910, 6248), (5401, 5680)]