2520914440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 6295449600

約数和(自身を除く): 3774535160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 197, 220, 229, 254, 394, 440, 458, 508, 635, 788, 916, 985, 1016, 1145, 1270, 1397, 1576, 1832, 1970, 2167, 2290, 2519, 2540, 2794, 3940, 4334, 4580, 5038, 5080, 5588, 6985, 7880, 8668, 9160, 10076, 10835, 11176, 12595, 13970, 17336, 20152, 21670, 25019, 25190, 27940, 29083, 43340, 45113, 50038, 50380, 55880, 58166, 86680, 90226, 100076, 100760, 116332, 125095, 145415, 180452, 200152, 225565, 232664, 250190, 275209, 290830, 319913, 360904, 451130, 496243, 500380, 550418, 581660, 639826, 902260, 992486, 1000760, 1100836, 1163320, 1279652, 1376045, 1599565, 1804520, 1984972, 2201672, 2481215, 2559304, 2752090, 3199130, 3969944, 4962430, 5504180, 5729351, 6398260, 9924860, 11008360, 11458702, 12796520, 19849720, 22917404, 28646755, 45834808, 57293510, 63022861, 114587020, 126045722, 229174040, 252091444, 315114305, 504182888, 630228610, 1260457220, 2520914440]

約数ペア:

[(1, 2520914440), (2, 1260457220), (4, 630228610), (5, 504182888), (8, 315114305), (10, 252091444), (11, 229174040), (20, 126045722), (22, 114587020), (40, 63022861), (44, 57293510), (55, 45834808), (88, 28646755), (110, 22917404), (127, 19849720), (197, 12796520), (220, 11458702), (229, 11008360), (254, 9924860), (394, 6398260), (440, 5729351), (458, 5504180), (508, 4962430), (635, 3969944), (788, 3199130), (916, 2752090), (985, 2559304), (1016, 2481215), (1145, 2201672), (1270, 1984972), (1397, 1804520), (1576, 1599565), (1832, 1376045), (1970, 1279652), (2167, 1163320), (2290, 1100836), (2519, 1000760), (2540, 992486), (2794, 902260), (3940, 639826), (4334, 581660), (4580, 550418), (5038, 500380), (5080, 496243), (5588, 451130), (6985, 360904), (7880, 319913), (8668, 290830), (9160, 275209), (10076, 250190), (10835, 232664), (11176, 225565), (12595, 200152), (13970, 180452), (17336, 145415), (20152, 125095), (21670, 116332), (25019, 100760), (25190, 100076), (27940, 90226), (29083, 86680), (43340, 58166), (45113, 55880), (50038, 50380)]