12870420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{214507}}^1$

素因数の和:214519

約数の個数: 24

約数和(自身を含む): 36037344

約数和(自身を除く): 23166924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 214507, 429014, 643521, 858028, 1072535, 1287042, 2145070, 2574084, 3217605, 4290140, 6435210, 12870420]

約数ペア:

[(1, 12870420), (2, 6435210), (3, 4290140), (4, 3217605), (5, 2574084), (6, 2145070), (10, 1287042), (12, 1072535), (15, 858028), (20, 643521), (30, 429014), (60, 214507)]