142325840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{77351}}^1$

素因数の和:77387

約数の個数: 40

約数和(自身を含む): 345299328

約数和(自身を除く): 202973488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 77351, 154702, 309404, 386755, 618808, 773510, 1237616, 1547020, 1779073, 3094040, 3558146, 6188080, 7116292, 8895365, 14232584, 17790730, 28465168, 35581460, 71162920, 142325840]

約数ペア:

[(1, 142325840), (2, 71162920), (4, 35581460), (5, 28465168), (8, 17790730), (10, 14232584), (16, 8895365), (20, 7116292), (23, 6188080), (40, 3558146), (46, 3094040), (80, 1779073), (92, 1547020), (115, 1237616), (184, 773510), (230, 618808), (368, 386755), (460, 309404), (920, 154702), (1840, 77351)]