20239520896

素因数分解:

$2^7\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1870

約数の個数: 128

約数和(自身を含む): 46901232000

約数和(自身を除く): 26661711104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 101, 112, 128, 139, 202, 224, 278, 404, 448, 556, 707, 808, 896, 973, 1112, 1414, 1609, 1616, 1946, 2224, 2828, 3218, 3232, 3892, 4448, 5656, 6436, 6464, 7784, 8896, 11263, 11312, 12872, 12928, 14039, 15568, 17792, 22526, 22624, 25744, 28078, 31136, 45052, 45248, 51488, 56156, 62272, 90104, 90496, 98273, 102976, 112312, 124544, 162509, 180208, 196546, 205952, 223651, 224624, 325018, 360416, 393092, 447302, 449248, 650036, 720832, 786184, 894604, 898496, 1137563, 1300072, 1441664, 1565557, 1572368, 1789208, 1796992, 2275126, 2600144, 3131114, 3144736, 3578416, 4550252, 5200288, 6262228, 6289472, 7156832, 9100504, 10400576, 12524456, 12578944, 14313664, 18201008, 20801152, 22588751, 25048912, 28627328, 36402016, 45177502, 50097824, 72804032, 90355004, 100195648, 145608064, 158121257, 180710008, 200391296, 316242514, 361420016, 632485028, 722840032, 1264970056, 1445680064, 2529940112, 2891360128, 5059880224, 10119760448, 20239520896]

約数ペア:

[(1, 20239520896), (2, 10119760448), (4, 5059880224), (7, 2891360128), (8, 2529940112), (14, 1445680064), (16, 1264970056), (28, 722840032), (32, 632485028), (56, 361420016), (64, 316242514), (101, 200391296), (112, 180710008), (128, 158121257), (139, 145608064), (202, 100195648), (224, 90355004), (278, 72804032), (404, 50097824), (448, 45177502), (556, 36402016), (707, 28627328), (808, 25048912), (896, 22588751), (973, 20801152), (1112, 18201008), (1414, 14313664), (1609, 12578944), (1616, 12524456), (1946, 10400576), (2224, 9100504), (2828, 7156832), (3218, 6289472), (3232, 6262228), (3892, 5200288), (4448, 4550252), (5656, 3578416), (6436, 3144736), (6464, 3131114), (7784, 2600144), (8896, 2275126), (11263, 1796992), (11312, 1789208), (12872, 1572368), (12928, 1565557), (14039, 1441664), (15568, 1300072), (17792, 1137563), (22526, 898496), (22624, 894604), (25744, 786184), (28078, 720832), (31136, 650036), (45052, 449248), (45248, 447302), (51488, 393092), (56156, 360416), (62272, 325018), (90104, 224624), (90496, 223651), (98273, 205952), (102976, 196546), (112312, 180208), (124544, 162509)]