70727860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{907}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 170239104

約数和(自身を除く): 99511244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557, 907, 1114, 1814, 2228, 2785, 3628, 3899, 4535, 5570, 6349, 7798, 9070, 11140, 12698, 15596, 18140, 19495, 25396, 31745, 38990, 63490, 77980, 126980, 505199, 1010398, 2020796, 2525995, 3536393, 5051990, 7072786, 10103980, 14145572, 17681965, 35363930, 70727860]

約数ペア:

[(1, 70727860), (2, 35363930), (4, 17681965), (5, 14145572), (7, 10103980), (10, 7072786), (14, 5051990), (20, 3536393), (28, 2525995), (35, 2020796), (70, 1010398), (140, 505199), (557, 126980), (907, 77980), (1114, 63490), (1814, 38990), (2228, 31745), (2785, 25396), (3628, 19495), (3899, 18140), (4535, 15596), (5570, 12698), (6349, 11140), (7798, 9070)]