2291639536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 4713984000

約数和(自身を除く): 2422344464

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 197, 248, 376, 394, 496, 499, 752, 788, 998, 1457, 1576, 1996, 2914, 3152, 3992, 5828, 6107, 7984, 9259, 11656, 12214, 15469, 18518, 23312, 23453, 24428, 30938, 37036, 46906, 48856, 61876, 74072, 93812, 97712, 98303, 123752, 148144, 187624, 196606, 247504, 287029, 375248, 393212, 574058, 727043, 786424, 1148116, 1454086, 1572848, 2296232, 2908172, 3047393, 4592464, 4620241, 5816344, 6094786, 9240482, 11632688, 12189572, 18480964, 24379144, 36961928, 48758288, 73923856, 143227471, 286454942, 572909884, 1145819768, 2291639536]

約数ペア:

[(1, 2291639536), (2, 1145819768), (4, 572909884), (8, 286454942), (16, 143227471), (31, 73923856), (47, 48758288), (62, 36961928), (94, 24379144), (124, 18480964), (188, 12189572), (197, 11632688), (248, 9240482), (376, 6094786), (394, 5816344), (496, 4620241), (499, 4592464), (752, 3047393), (788, 2908172), (998, 2296232), (1457, 1572848), (1576, 1454086), (1996, 1148116), (2914, 786424), (3152, 727043), (3992, 574058), (5828, 393212), (6107, 375248), (7984, 287029), (9259, 247504), (11656, 196606), (12214, 187624), (15469, 148144), (18518, 123752), (23312, 98303), (23453, 97712), (24428, 93812), (30938, 74072), (37036, 61876), (46906, 48856)]