2815380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{15641}}^1$

素因数の和:15656

約数の個数: 36

約数和(自身を含む): 8540532

約数和(自身を除く): 5725152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 15641, 31282, 46923, 62564, 78205, 93846, 140769, 156410, 187692, 234615, 281538, 312820, 469230, 563076, 703845, 938460, 1407690, 2815380]

約数ペア:

[(1, 2815380), (2, 1407690), (3, 938460), (4, 703845), (5, 563076), (6, 469230), (9, 312820), (10, 281538), (12, 234615), (15, 187692), (18, 156410), (20, 140769), (30, 93846), (36, 78205), (45, 62564), (60, 46923), (90, 31282), (180, 15641)]