15388180

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1669}}^1$

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 32404680

約数和(自身を除く): 17016500

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1669, 1844, 2305, 3338, 4610, 6676, 8345, 9220, 16690, 33380, 769409, 1538818, 3077636, 3847045, 7694090, 15388180]

約数ペア:

[(1, 15388180), (2, 7694090), (4, 3847045), (5, 3077636), (10, 1538818), (20, 769409), (461, 33380), (922, 16690), (1669, 9220), (1844, 8345), (2305, 6676), (3338, 4610)]