4950680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17681}}^1$

素因数の和:17699

約数の個数: 32

約数和(自身を含む): 12731040

約数和(自身を除く): 7780360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 17681, 35362, 70724, 88405, 123767, 141448, 176810, 247534, 353620, 495068, 618835, 707240, 990136, 1237670, 2475340, 4950680]

約数ペア:

[(1, 4950680), (2, 2475340), (4, 1237670), (5, 990136), (7, 707240), (8, 618835), (10, 495068), (14, 353620), (20, 247534), (28, 176810), (35, 141448), (40, 123767), (56, 88405), (70, 70724), (140, 35362), (280, 17681)]