1634856560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20663}}^1$

素因数の和:20742

約数の個数: 80

約数和(自身を含む): 4058740224

約数和(自身を除く): 2423883664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 989, 1720, 1840, 1978, 3440, 3956, 4945, 7912, 9890, 15824, 19780, 20663, 39560, 41326, 79120, 82652, 103315, 165304, 206630, 330608, 413260, 475249, 826520, 888509, 950498, 1653040, 1777018, 1900996, 2376245, 3554036, 3801992, 4442545, 4752490, 7108072, 7603984, 8885090, 9504980, 14216144, 17770180, 19009960, 20435707, 35540360, 38019920, 40871414, 71080720, 81742828, 102178535, 163485656, 204357070, 326971312, 408714140, 817428280, 1634856560]

約数ペア:

[(1, 1634856560), (2, 817428280), (4, 408714140), (5, 326971312), (8, 204357070), (10, 163485656), (16, 102178535), (20, 81742828), (23, 71080720), (40, 40871414), (43, 38019920), (46, 35540360), (80, 20435707), (86, 19009960), (92, 17770180), (115, 14216144), (172, 9504980), (184, 8885090), (215, 7603984), (230, 7108072), (344, 4752490), (368, 4442545), (430, 3801992), (460, 3554036), (688, 2376245), (860, 1900996), (920, 1777018), (989, 1653040), (1720, 950498), (1840, 888509), (1978, 826520), (3440, 475249), (3956, 413260), (4945, 330608), (7912, 206630), (9890, 165304), (15824, 103315), (19780, 82652), (20663, 79120), (39560, 41326)]