20179583620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144139883}}^1$

素因数の和:144139899

約数の個数: 24

約数和(自身を含む): 48431001024

約数和(自身を除く): 28251417404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144139883, 288279766, 576559532, 720699415, 1008979181, 1441398830, 2017958362, 2882797660, 4035916724, 5044895905, 10089791810, 20179583620]

約数ペア:

[(1, 20179583620), (2, 10089791810), (4, 5044895905), (5, 4035916724), (7, 2882797660), (10, 2017958362), (14, 1441398830), (20, 1008979181), (28, 720699415), (35, 576559532), (70, 288279766), (140, 144139883)]