2004313502020

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{123875989}}^1$

素因数の和:123876807

約数の個数: 24

約数和(自身を含む): 4214261179800

約数和(自身を除く): 2209947677780

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 123875989, 247751978, 495503956, 619379945, 1238759890, 2477519780, 100215675101, 200431350202, 400862700404, 501078375505, 1002156751010, 2004313502020]

約数ペア:

[(1, 2004313502020), (2, 1002156751010), (4, 501078375505), (5, 400862700404), (10, 200431350202), (20, 100215675101), (809, 2477519780), (1618, 1238759890), (3236, 619379945), (4045, 495503956), (8090, 247751978), (16180, 123875989)]