12731450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2861}}^1$

素因数の和:2962

約数の個数: 24

約数和(自身を含む): 23954940

約数和(自身を除く): 11223490

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 2861, 4450, 5722, 14305, 28610, 71525, 143050, 254629, 509258, 1273145, 2546290, 6365725, 12731450]

約数ペア:

[(1, 12731450), (2, 6365725), (5, 2546290), (10, 1273145), (25, 509258), (50, 254629), (89, 143050), (178, 71525), (445, 28610), (890, 14305), (2225, 5722), (2861, 4450)]