64043860

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{5749}}^1$

素因数の和:6315

約数の個数: 24

約数和(自身を含む): 134757000

約数和(自身を除く): 70713140

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 5749, 11140, 11498, 22996, 28745, 57490, 114980, 3202193, 6404386, 12808772, 16010965, 32021930, 64043860]

約数ペア:

[(1, 64043860), (2, 32021930), (4, 16010965), (5, 12808772), (10, 6404386), (20, 3202193), (557, 114980), (1114, 57490), (2228, 28745), (2785, 22996), (5570, 11498), (5749, 11140)]