20590640896

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3931}}^1$

素因数の和:4070

約数の個数: 144

約数和(自身を含む): 48865008640

約数和(自身を除く): 28274367744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 79, 112, 128, 148, 158, 224, 256, 259, 296, 316, 448, 518, 553, 592, 632, 896, 1036, 1106, 1184, 1264, 1792, 2072, 2212, 2368, 2528, 2923, 3931, 4144, 4424, 4736, 5056, 5846, 7862, 8288, 8848, 9472, 10112, 11692, 15724, 16576, 17696, 20224, 20461, 23384, 27517, 31448, 33152, 35392, 40922, 46768, 55034, 62896, 66304, 70784, 81844, 93536, 110068, 125792, 141568, 145447, 163688, 187072, 220136, 251584, 290894, 310549, 327376, 374144, 440272, 503168, 581788, 621098, 654752, 748288, 880544, 1006336, 1018129, 1163576, 1242196, 1309504, 1761088, 2036258, 2173843, 2327152, 2484392, 2619008, 3522176, 4072516, 4347686, 4654304, 4968784, 5238016, 7044352, 8145032, 8695372, 9308608, 9937568, 11490313, 16290064, 17390744, 18617216, 19875136, 22980626, 32580128, 34781488, 37234432, 39750272, 45961252, 65160256, 69562976, 79500544, 80432191, 91922504, 130320512, 139125952, 160864382, 183845008, 260641024, 278251904, 321728764, 367690016, 556503808, 643457528, 735380032, 1286915056, 1470760064, 2573830112, 2941520128, 5147660224, 10295320448, 20590640896]

約数ペア:

[(1, 20590640896), (2, 10295320448), (4, 5147660224), (7, 2941520128), (8, 2573830112), (14, 1470760064), (16, 1286915056), (28, 735380032), (32, 643457528), (37, 556503808), (56, 367690016), (64, 321728764), (74, 278251904), (79, 260641024), (112, 183845008), (128, 160864382), (148, 139125952), (158, 130320512), (224, 91922504), (256, 80432191), (259, 79500544), (296, 69562976), (316, 65160256), (448, 45961252), (518, 39750272), (553, 37234432), (592, 34781488), (632, 32580128), (896, 22980626), (1036, 19875136), (1106, 18617216), (1184, 17390744), (1264, 16290064), (1792, 11490313), (2072, 9937568), (2212, 9308608), (2368, 8695372), (2528, 8145032), (2923, 7044352), (3931, 5238016), (4144, 4968784), (4424, 4654304), (4736, 4347686), (5056, 4072516), (5846, 3522176), (7862, 2619008), (8288, 2484392), (8848, 2327152), (9472, 2173843), (10112, 2036258), (11692, 1761088), (15724, 1309504), (16576, 1242196), (17696, 1163576), (20224, 1018129), (20461, 1006336), (23384, 880544), (27517, 748288), (31448, 654752), (33152, 621098), (35392, 581788), (40922, 503168), (46768, 440272), (55034, 374144), (62896, 327376), (66304, 310549), (70784, 290894), (81844, 251584), (93536, 220136), (110068, 187072), (125792, 163688), (141568, 145447)]