2018385320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7208519}}^1$

素因数の和:7208537

約数の個数: 32

約数和(自身を含む): 5190134400

約数和(自身を除く): 3171749080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7208519, 14417038, 28834076, 36042595, 50459633, 57668152, 72085190, 100919266, 144170380, 201838532, 252298165, 288340760, 403677064, 504596330, 1009192660, 2018385320]

約数ペア:

[(1, 2018385320), (2, 1009192660), (4, 504596330), (5, 403677064), (7, 288340760), (8, 252298165), (10, 201838532), (14, 144170380), (20, 100919266), (28, 72085190), (35, 57668152), (40, 50459633), (56, 36042595), (70, 28834076), (140, 14417038), (280, 7208519)]