3487940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2389}}^1$

素因数の和:2471

約数の個数: 24

約数和(自身を含む): 7428120

約数和(自身を除く): 3940180

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2389, 4778, 9556, 11945, 23890, 47780, 174397, 348794, 697588, 871985, 1743970, 3487940]

約数ペア:

[(1, 3487940), (2, 1743970), (4, 871985), (5, 697588), (10, 348794), (20, 174397), (73, 47780), (146, 23890), (292, 11945), (365, 9556), (730, 4778), (1460, 2389)]