1820121288

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1\times {\mathrm{601}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 4584928320

約数和(自身を除く): 2764807032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 491, 514, 601, 771, 982, 1028, 1202, 1473, 1542, 1803, 1964, 2056, 2404, 2946, 3084, 3606, 3928, 4808, 5892, 6168, 7212, 11784, 14424, 126187, 154457, 252374, 295091, 308914, 378561, 463371, 504748, 590182, 617828, 757122, 885273, 926742, 1009496, 1180364, 1235656, 1514244, 1770546, 1853484, 2360728, 3028488, 3541092, 3706968, 7082184, 75838387, 151676774, 227515161, 303353548, 455030322, 606707096, 910060644, 1820121288]

約数ペア:

[(1, 1820121288), (2, 910060644), (3, 606707096), (4, 455030322), (6, 303353548), (8, 227515161), (12, 151676774), (24, 75838387), (257, 7082184), (491, 3706968), (514, 3541092), (601, 3028488), (771, 2360728), (982, 1853484), (1028, 1770546), (1202, 1514244), (1473, 1235656), (1542, 1180364), (1803, 1009496), (1964, 926742), (2056, 885273), (2404, 757122), (2946, 617828), (3084, 590182), (3606, 504748), (3928, 463371), (4808, 378561), (5892, 308914), (6168, 295091), (7212, 252374), (11784, 154457), (14424, 126187)]