19583840

素因数分解:

$2^5\times 5^1\times {\mathrm{122399}}^1$

素因数の和:122414

約数の個数: 24

約数和(自身を含む): 46267200

約数和(自身を除く): 26683360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 122399, 244798, 489596, 611995, 979192, 1223990, 1958384, 2447980, 3916768, 4895960, 9791920, 19583840]

約数ペア:

[(1, 19583840), (2, 9791920), (4, 4895960), (5, 3916768), (8, 2447980), (10, 1958384), (16, 1223990), (20, 979192), (32, 611995), (40, 489596), (80, 244798), (160, 122399)]