1969969240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{674647}}^1$

素因数の和:674731

約数の個数: 32

約数和(自身を含む): 4493155680

約数和(自身を除く): 2523186440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 674647, 1349294, 2698588, 3373235, 5397176, 6746470, 13492940, 26985880, 49249231, 98498462, 196996924, 246246155, 393993848, 492492310, 984984620, 1969969240]

約数ペア:

[(1, 1969969240), (2, 984984620), (4, 492492310), (5, 393993848), (8, 246246155), (10, 196996924), (20, 98498462), (40, 49249231), (73, 26985880), (146, 13492940), (292, 6746470), (365, 5397176), (584, 3373235), (730, 2698588), (1460, 1349294), (2920, 674647)]