2619820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18713}}^1$

素因数の和:18729

約数の個数: 24

約数和(自身を含む): 6287904

約数和(自身を除く): 3668084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18713, 37426, 74852, 93565, 130991, 187130, 261982, 374260, 523964, 654955, 1309910, 2619820]

約数ペア:

[(1, 2619820), (2, 1309910), (4, 654955), (5, 523964), (7, 374260), (10, 261982), (14, 187130), (20, 130991), (28, 93565), (35, 74852), (70, 37426), (140, 18713)]