56126920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19763}}^1$

素因数の和:19845

約数の個数: 32

約数和(自身を含む): 128070720

約数和(自身を除く): 71943800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 19763, 39526, 79052, 98815, 158104, 197630, 395260, 790520, 1403173, 2806346, 5612692, 7015865, 11225384, 14031730, 28063460, 56126920]

約数ペア:

[(1, 56126920), (2, 28063460), (4, 14031730), (5, 11225384), (8, 7015865), (10, 5612692), (20, 2806346), (40, 1403173), (71, 790520), (142, 395260), (284, 197630), (355, 158104), (568, 98815), (710, 79052), (1420, 39526), (2840, 19763)]