487777220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3484123}}^1$

素因数の和:3484139

約数の個数: 24

約数和(自身を含む): 1170665664

約数和(自身を除く): 682888444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3484123, 6968246, 13936492, 17420615, 24388861, 34841230, 48777722, 69682460, 97555444, 121944305, 243888610, 487777220]

約数ペア:

[(1, 487777220), (2, 243888610), (4, 121944305), (5, 97555444), (7, 69682460), (10, 48777722), (14, 34841230), (20, 24388861), (28, 17420615), (35, 13936492), (70, 6968246), (140, 3484123)]