30642440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1753}}^1$

素因数の和:1806

約数の個数: 64

約数和(自身を含む): 75772800

約数和(自身を除く): 45130360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 1753, 2185, 3496, 3506, 4370, 7012, 8740, 8765, 14024, 17480, 17530, 33307, 35060, 40319, 66614, 70120, 80638, 133228, 161276, 166535, 201595, 266456, 322552, 333070, 403190, 666140, 766061, 806380, 1332280, 1532122, 1612760, 3064244, 3830305, 6128488, 7660610, 15321220, 30642440]

約数ペア:

[(1, 30642440), (2, 15321220), (4, 7660610), (5, 6128488), (8, 3830305), (10, 3064244), (19, 1612760), (20, 1532122), (23, 1332280), (38, 806380), (40, 766061), (46, 666140), (76, 403190), (92, 333070), (95, 322552), (115, 266456), (152, 201595), (184, 166535), (190, 161276), (230, 133228), (380, 80638), (437, 70120), (460, 66614), (760, 40319), (874, 35060), (920, 33307), (1748, 17530), (1753, 17480), (2185, 14024), (3496, 8765), (3506, 8740), (4370, 7012)]