4486580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 10940160

約数和(自身を除く): 6453580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 439, 511, 730, 878, 1022, 1460, 1756, 2044, 2195, 2555, 3073, 4390, 5110, 6146, 8780, 10220, 12292, 15365, 30730, 32047, 61460, 64094, 128188, 160235, 224329, 320470, 448658, 640940, 897316, 1121645, 2243290, 4486580]

約数ペア:

[(1, 4486580), (2, 2243290), (4, 1121645), (5, 897316), (7, 640940), (10, 448658), (14, 320470), (20, 224329), (28, 160235), (35, 128188), (70, 64094), (73, 61460), (140, 32047), (146, 30730), (292, 15365), (365, 12292), (439, 10220), (511, 8780), (730, 6146), (878, 5110), (1022, 4390), (1460, 3073), (1756, 2555), (2044, 2195)]