16657980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12071}}^1$

素因数の和:12106

約数の個数: 48

約数和(自身を含む): 48674304

約数和(自身を除く): 32016324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 12071, 24142, 36213, 48284, 60355, 72426, 120710, 144852, 181065, 241420, 277633, 362130, 555266, 724260, 832899, 1110532, 1388165, 1665798, 2776330, 3331596, 4164495, 5552660, 8328990, 16657980]

約数ペア:

[(1, 16657980), (2, 8328990), (3, 5552660), (4, 4164495), (5, 3331596), (6, 2776330), (10, 1665798), (12, 1388165), (15, 1110532), (20, 832899), (23, 724260), (30, 555266), (46, 362130), (60, 277633), (69, 241420), (92, 181065), (115, 144852), (138, 120710), (230, 72426), (276, 60355), (345, 48284), (460, 36213), (690, 24142), (1380, 12071)]