2143820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15313}}^1$

素因数の和:15329

約数の個数: 24

約数和(自身を含む): 5145504

約数和(自身を除く): 3001684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15313, 30626, 61252, 76565, 107191, 153130, 214382, 306260, 428764, 535955, 1071910, 2143820]

約数ペア:

[(1, 2143820), (2, 1071910), (4, 535955), (5, 428764), (7, 306260), (10, 214382), (14, 153130), (20, 107191), (28, 76565), (35, 61252), (70, 30626), (140, 15313)]