2430680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8681}}^1$

素因数の和:8699

約数の個数: 32

約数和(自身を含む): 6251040

約数和(自身を除く): 3820360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8681, 17362, 34724, 43405, 60767, 69448, 86810, 121534, 173620, 243068, 303835, 347240, 486136, 607670, 1215340, 2430680]

約数ペア:

[(1, 2430680), (2, 1215340), (4, 607670), (5, 486136), (7, 347240), (8, 303835), (10, 243068), (14, 173620), (20, 121534), (28, 86810), (35, 69448), (40, 60767), (56, 43405), (70, 34724), (140, 17362), (280, 8681)]