77850420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1297507}}^1$

素因数の和:1297519

約数の個数: 24

約数和(自身を含む): 217981344

約数和(自身を除く): 140130924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1297507, 2595014, 3892521, 5190028, 6487535, 7785042, 12975070, 15570084, 19462605, 25950140, 38925210, 77850420]

約数ペア:

[(1, 77850420), (2, 38925210), (3, 25950140), (4, 19462605), (5, 15570084), (6, 12975070), (10, 7785042), (12, 6487535), (15, 5190028), (20, 3892521), (30, 2595014), (60, 1297507)]