2010995720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{91243}}^1$

素因数の和:91302

約数の個数: 64

約数和(自身を含む): 4927176000

約数和(自身を除く): 2916180280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 22040, 91243, 182486, 364972, 456215, 729944, 912430, 1733617, 1824860, 2646047, 3467234, 3649720, 5292094, 6934468, 8668085, 10584188, 13230235, 13868936, 17336170, 21168376, 26460470, 34672340, 50274893, 52920940, 69344680, 100549786, 105841880, 201099572, 251374465, 402199144, 502748930, 1005497860, 2010995720]

約数ペア:

[(1, 2010995720), (2, 1005497860), (4, 502748930), (5, 402199144), (8, 251374465), (10, 201099572), (19, 105841880), (20, 100549786), (29, 69344680), (38, 52920940), (40, 50274893), (58, 34672340), (76, 26460470), (95, 21168376), (116, 17336170), (145, 13868936), (152, 13230235), (190, 10584188), (232, 8668085), (290, 6934468), (380, 5292094), (551, 3649720), (580, 3467234), (760, 2646047), (1102, 1824860), (1160, 1733617), (2204, 912430), (2755, 729944), (4408, 456215), (5510, 364972), (11020, 182486), (22040, 91243)]