12647590

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 23696640

約数和(自身を除く): 11049050

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 439, 670, 878, 2195, 2881, 4390, 5762, 14405, 18877, 28810, 29413, 37754, 58826, 94385, 147065, 188770, 294130, 1264759, 2529518, 6323795, 12647590]

約数ペア:

[(1, 12647590), (2, 6323795), (5, 2529518), (10, 1264759), (43, 294130), (67, 188770), (86, 147065), (134, 94385), (215, 58826), (335, 37754), (430, 29413), (439, 28810), (670, 18877), (878, 14405), (2195, 5762), (2881, 4390)]