70720580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4721}}^1$

素因数の和:4844

約数の個数: 48

約数和(自身を含む): 171351936

約数和(自身を除く): 100631356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 4721, 7490, 9442, 14980, 18884, 23605, 33047, 47210, 66094, 94420, 132188, 165235, 330470, 505147, 660940, 1010294, 2020588, 2525735, 3536029, 5051470, 7072058, 10102940, 14144116, 17680145, 35360290, 70720580]

約数ペア:

[(1, 70720580), (2, 35360290), (4, 17680145), (5, 14144116), (7, 10102940), (10, 7072058), (14, 5051470), (20, 3536029), (28, 2525735), (35, 2020588), (70, 1010294), (107, 660940), (140, 505147), (214, 330470), (428, 165235), (535, 132188), (749, 94420), (1070, 66094), (1498, 47210), (2140, 33047), (2996, 23605), (3745, 18884), (4721, 14980), (7490, 9442)]