20264924260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144749459}}^1$

素因数の和:144749475

約数の個数: 24

約数和(自身を含む): 48635818560

約数和(自身を除く): 28370894300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144749459, 289498918, 578997836, 723747295, 1013246213, 1447494590, 2026492426, 2894989180, 4052984852, 5066231065, 10132462130, 20264924260]

約数ペア:

[(1, 20264924260), (2, 10132462130), (4, 5066231065), (5, 4052984852), (7, 2894989180), (10, 2026492426), (14, 1447494590), (20, 1013246213), (28, 723747295), (35, 578997836), (70, 289498918), (140, 144749459)]