6413840

素因数分解:

$2^4\times 5^1\times {\mathrm{80173}}^1$

素因数の和:80186

約数の個数: 20

約数和(自身を含む): 14912364

約数和(自身を除く): 8498524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 80173, 160346, 320692, 400865, 641384, 801730, 1282768, 1603460, 3206920, 6413840]

約数ペア:

[(1, 6413840), (2, 3206920), (4, 1603460), (5, 1282768), (8, 801730), (10, 641384), (16, 400865), (20, 320692), (40, 160346), (80, 80173)]