26915120

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{839}}^1$

素因数の和:1253

約数の個数: 40

約数和(自身を含む): 62808480

約数和(自身を除く): 35893360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 839, 1604, 1678, 2005, 3208, 3356, 4010, 4195, 6416, 6712, 8020, 8390, 13424, 16040, 16780, 32080, 33560, 67120, 336439, 672878, 1345756, 1682195, 2691512, 3364390, 5383024, 6728780, 13457560, 26915120]

約数ペア:

[(1, 26915120), (2, 13457560), (4, 6728780), (5, 5383024), (8, 3364390), (10, 2691512), (16, 1682195), (20, 1345756), (40, 672878), (80, 336439), (401, 67120), (802, 33560), (839, 32080), (1604, 16780), (1678, 16040), (2005, 13424), (3208, 8390), (3356, 8020), (4010, 6712), (4195, 6416)]