1489508740

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{242591}}^1$

素因数の和:242907

約数の個数: 24

約数和(自身を含む): 3138170112

約数和(自身を除く): 1648661372

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 242591, 485182, 970364, 1212955, 2425910, 4851820, 74475437, 148950874, 297901748, 372377185, 744754370, 1489508740]

約数ペア:

[(1, 1489508740), (2, 744754370), (4, 372377185), (5, 297901748), (10, 148950874), (20, 74475437), (307, 4851820), (614, 2425910), (1228, 1212955), (1535, 970364), (3070, 485182), (6140, 242591)]