2123455504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 4431144960

約数和(自身を除く): 2307689456

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 131, 142, 152, 262, 284, 304, 524, 568, 751, 1048, 1136, 1349, 1502, 2096, 2489, 2698, 3004, 4978, 5396, 6008, 9301, 9956, 10792, 12016, 14269, 18602, 19912, 21584, 28538, 37204, 39824, 53321, 57076, 74408, 98381, 106642, 114152, 148816, 176719, 196762, 213284, 228304, 353438, 393524, 426568, 706876, 787048, 853136, 1013099, 1413752, 1574096, 1869239, 2026198, 2827504, 3738478, 4052396, 6985051, 7476956, 8104792, 13970102, 14953912, 16209584, 27940204, 29907824, 55880408, 111760816, 132715969, 265431938, 530863876, 1061727752, 2123455504]

約数ペア:

[(1, 2123455504), (2, 1061727752), (4, 530863876), (8, 265431938), (16, 132715969), (19, 111760816), (38, 55880408), (71, 29907824), (76, 27940204), (131, 16209584), (142, 14953912), (152, 13970102), (262, 8104792), (284, 7476956), (304, 6985051), (524, 4052396), (568, 3738478), (751, 2827504), (1048, 2026198), (1136, 1869239), (1349, 1574096), (1502, 1413752), (2096, 1013099), (2489, 853136), (2698, 787048), (3004, 706876), (4978, 426568), (5396, 393524), (6008, 353438), (9301, 228304), (9956, 213284), (10792, 196762), (12016, 176719), (14269, 148816), (18602, 114152), (19912, 106642), (21584, 98381), (28538, 74408), (37204, 57076), (39824, 53321)]