139373840

素因数分解:

$2^4\times 5^1\times {\mathrm{1742173}}^1$

素因数の和:1742186

約数の個数: 20

約数和(自身を含む): 324044364

約数和(自身を除く): 184670524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1742173, 3484346, 6968692, 8710865, 13937384, 17421730, 27874768, 34843460, 69686920, 139373840]

約数ペア:

[(1, 139373840), (2, 69686920), (4, 34843460), (5, 27874768), (8, 17421730), (10, 13937384), (16, 8710865), (20, 6968692), (40, 3484346), (80, 1742173)]