217224880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{118057}}^1$

素因数の和:118093

約数の個数: 40

約数和(自身を含む): 527010912

約数和(自身を除く): 309786032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 118057, 236114, 472228, 590285, 944456, 1180570, 1888912, 2361140, 2715311, 4722280, 5430622, 9444560, 10861244, 13576555, 21722488, 27153110, 43444976, 54306220, 108612440, 217224880]

約数ペア:

[(1, 217224880), (2, 108612440), (4, 54306220), (5, 43444976), (8, 27153110), (10, 21722488), (16, 13576555), (20, 10861244), (23, 9444560), (40, 5430622), (46, 4722280), (80, 2715311), (92, 2361140), (115, 1888912), (184, 1180570), (230, 944456), (368, 590285), (460, 472228), (920, 236114), (1840, 118057)]