15821880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131849}}^1$

素因数の和:131863

約数の個数: 32

約数和(自身を含む): 47466000

約数和(自身を除く): 31644120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131849, 263698, 395547, 527396, 659245, 791094, 1054792, 1318490, 1582188, 1977735, 2636980, 3164376, 3955470, 5273960, 7910940, 15821880]

約数ペア:

[(1, 15821880), (2, 7910940), (3, 5273960), (4, 3955470), (5, 3164376), (6, 2636980), (8, 1977735), (10, 1582188), (12, 1318490), (15, 1054792), (20, 791094), (24, 659245), (30, 527396), (40, 395547), (60, 263698), (120, 131849)]