27440420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{196003}}^1$

素因数の和:196019

約数の個数: 24

約数和(自身を含む): 65857344

約数和(自身を除く): 38416924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 196003, 392006, 784012, 980015, 1372021, 1960030, 2744042, 3920060, 5488084, 6860105, 13720210, 27440420]

約数ペア:

[(1, 27440420), (2, 13720210), (4, 6860105), (5, 5488084), (7, 3920060), (10, 2744042), (14, 1960030), (20, 1372021), (28, 980015), (35, 784012), (70, 392006), (140, 196003)]