4253840

素因数分解:

$2^4\times 5^1\times {\mathrm{53173}}^1$

素因数の和:53186

約数の個数: 20

約数和(自身を含む): 9890364

約数和(自身を除く): 5636524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 53173, 106346, 212692, 265865, 425384, 531730, 850768, 1063460, 2126920, 4253840]

約数ペア:

[(1, 4253840), (2, 2126920), (4, 1063460), (5, 850768), (8, 531730), (10, 425384), (16, 265865), (20, 212692), (40, 106346), (80, 53173)]