994812880

素因数分解:

$2^4\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{7643}}^1$

素因数の和:9283

約数の個数: 40

約数和(自身を含む): 2314664352

約数和(自身を除く): 1319851472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1627, 3254, 6508, 7643, 8135, 13016, 15286, 16270, 26032, 30572, 32540, 38215, 61144, 65080, 76430, 122288, 130160, 152860, 305720, 611440, 12435161, 24870322, 49740644, 62175805, 99481288, 124351610, 198962576, 248703220, 497406440, 994812880]

約数ペア:

[(1, 994812880), (2, 497406440), (4, 248703220), (5, 198962576), (8, 124351610), (10, 99481288), (16, 62175805), (20, 49740644), (40, 24870322), (80, 12435161), (1627, 611440), (3254, 305720), (6508, 152860), (7643, 130160), (8135, 122288), (13016, 76430), (15286, 65080), (16270, 61144), (26032, 38215), (30572, 32540)]