15906760

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{727}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 35904960

約数和(自身を除く): 19998200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 727, 1094, 1454, 2188, 2735, 2908, 3635, 4376, 5470, 5816, 7270, 10940, 14540, 21880, 29080, 397669, 795338, 1590676, 1988345, 3181352, 3976690, 7953380, 15906760]

約数ペア:

[(1, 15906760), (2, 7953380), (4, 3976690), (5, 3181352), (8, 1988345), (10, 1590676), (20, 795338), (40, 397669), (547, 29080), (727, 21880), (1094, 14540), (1454, 10940), (2188, 7270), (2735, 5816), (2908, 5470), (3635, 4376)]