28695780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{159421}}^1$

素因数の和:159436

約数の個数: 36

約数和(自身を含む): 87044412

約数和(自身を除く): 58348632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 159421, 318842, 478263, 637684, 797105, 956526, 1434789, 1594210, 1913052, 2391315, 2869578, 3188420, 4782630, 5739156, 7173945, 9565260, 14347890, 28695780]

約数ペア:

[(1, 28695780), (2, 14347890), (3, 9565260), (4, 7173945), (5, 5739156), (6, 4782630), (9, 3188420), (10, 2869578), (12, 2391315), (15, 1913052), (18, 1594210), (20, 1434789), (30, 956526), (36, 797105), (45, 637684), (60, 478263), (90, 318842), (180, 159421)]