3972580

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 8382528

約数和(自身を除く): 4409948

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 647, 1228, 1294, 1535, 2588, 3070, 3235, 6140, 6470, 12940, 198629, 397258, 794516, 993145, 1986290, 3972580]

約数ペア:

[(1, 3972580), (2, 1986290), (4, 993145), (5, 794516), (10, 397258), (20, 198629), (307, 12940), (614, 6470), (647, 6140), (1228, 3235), (1294, 3070), (1535, 2588)]