22091680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 60873120

約数和(自身を除く): 38781440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 43, 52, 65, 76, 80, 86, 95, 104, 130, 152, 160, 169, 172, 190, 208, 215, 247, 260, 304, 338, 344, 380, 416, 430, 494, 520, 559, 608, 676, 688, 760, 817, 845, 860, 988, 1040, 1118, 1235, 1352, 1376, 1520, 1634, 1690, 1720, 1976, 2080, 2236, 2470, 2704, 2795, 3040, 3211, 3268, 3380, 3440, 3952, 4085, 4472, 4940, 5408, 5590, 6422, 6536, 6760, 6880, 7267, 7904, 8170, 8944, 9880, 10621, 11180, 12844, 13072, 13520, 14534, 16055, 16340, 17888, 19760, 21242, 22360, 25688, 26144, 27040, 29068, 32110, 32680, 36335, 39520, 42484, 44720, 51376, 53105, 58136, 64220, 65360, 72670, 84968, 89440, 102752, 106210, 116272, 128440, 130720, 138073, 145340, 169936, 212420, 232544, 256880, 276146, 290680, 339872, 424840, 513760, 552292, 581360, 690365, 849680, 1104584, 1162720, 1380730, 1699360, 2209168, 2761460, 4418336, 5522920, 11045840, 22091680]

約数ペア:

[(1, 22091680), (2, 11045840), (4, 5522920), (5, 4418336), (8, 2761460), (10, 2209168), (13, 1699360), (16, 1380730), (19, 1162720), (20, 1104584), (26, 849680), (32, 690365), (38, 581360), (40, 552292), (43, 513760), (52, 424840), (65, 339872), (76, 290680), (80, 276146), (86, 256880), (95, 232544), (104, 212420), (130, 169936), (152, 145340), (160, 138073), (169, 130720), (172, 128440), (190, 116272), (208, 106210), (215, 102752), (247, 89440), (260, 84968), (304, 72670), (338, 65360), (344, 64220), (380, 58136), (416, 53105), (430, 51376), (494, 44720), (520, 42484), (559, 39520), (608, 36335), (676, 32680), (688, 32110), (760, 29068), (817, 27040), (845, 26144), (860, 25688), (988, 22360), (1040, 21242), (1118, 19760), (1235, 17888), (1352, 16340), (1376, 16055), (1520, 14534), (1634, 13520), (1690, 13072), (1720, 12844), (1976, 11180), (2080, 10621), (2236, 9880), (2470, 8944), (2704, 8170), (2795, 7904), (3040, 7267), (3211, 6880), (3268, 6760), (3380, 6536), (3440, 6422), (3952, 5590), (4085, 5408), (4472, 4940)]