20005910016

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1097}}^1$

素因数の和:1532

約数の個数: 160

約数和(自身を含む): 55210180608

約数和(自身を除く): 35204270592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 383, 384, 496, 512, 744, 766, 768, 992, 1097, 1149, 1488, 1532, 1536, 1984, 2194, 2298, 2976, 3064, 3291, 3968, 4388, 4596, 5952, 6128, 6582, 7936, 8776, 9192, 11873, 11904, 12256, 13164, 15872, 17552, 18384, 23746, 23808, 24512, 26328, 34007, 35104, 35619, 36768, 47492, 47616, 49024, 52656, 68014, 70208, 71238, 73536, 94984, 98048, 102021, 105312, 136028, 140416, 142476, 147072, 189968, 196096, 204042, 210624, 272056, 280832, 284952, 294144, 379936, 408084, 420151, 421248, 544112, 561664, 569904, 588288, 759872, 816168, 840302, 842496, 1088224, 1139808, 1260453, 1519744, 1632336, 1680604, 1684992, 2176448, 2279616, 2520906, 3039488, 3264672, 3361208, 4352896, 4559232, 5041812, 6078976, 6529344, 6722416, 8705792, 9118464, 10083624, 13024681, 13058688, 13444832, 17411584, 18236928, 20167248, 26049362, 26117376, 26889664, 39074043, 40334496, 52098724, 52234752, 53779328, 78148086, 80668992, 104197448, 107558656, 156296172, 161337984, 208394896, 215117312, 312592344, 322675968, 416789792, 625184688, 645351936, 833579584, 1250369376, 1667159168, 2500738752, 3334318336, 5001477504, 6668636672, 10002955008, 20005910016]

約数ペア:

[(1, 20005910016), (2, 10002955008), (3, 6668636672), (4, 5001477504), (6, 3334318336), (8, 2500738752), (12, 1667159168), (16, 1250369376), (24, 833579584), (31, 645351936), (32, 625184688), (48, 416789792), (62, 322675968), (64, 312592344), (93, 215117312), (96, 208394896), (124, 161337984), (128, 156296172), (186, 107558656), (192, 104197448), (248, 80668992), (256, 78148086), (372, 53779328), (383, 52234752), (384, 52098724), (496, 40334496), (512, 39074043), (744, 26889664), (766, 26117376), (768, 26049362), (992, 20167248), (1097, 18236928), (1149, 17411584), (1488, 13444832), (1532, 13058688), (1536, 13024681), (1984, 10083624), (2194, 9118464), (2298, 8705792), (2976, 6722416), (3064, 6529344), (3291, 6078976), (3968, 5041812), (4388, 4559232), (4596, 4352896), (5952, 3361208), (6128, 3264672), (6582, 3039488), (7936, 2520906), (8776, 2279616), (9192, 2176448), (11873, 1684992), (11904, 1680604), (12256, 1632336), (13164, 1519744), (15872, 1260453), (17552, 1139808), (18384, 1088224), (23746, 842496), (23808, 840302), (24512, 816168), (26328, 759872), (34007, 588288), (35104, 569904), (35619, 561664), (36768, 544112), (47492, 421248), (47616, 420151), (49024, 408084), (52656, 379936), (68014, 294144), (70208, 284952), (71238, 280832), (73536, 272056), (94984, 210624), (98048, 204042), (102021, 196096), (105312, 189968), (136028, 147072), (140416, 142476)]