12887220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{214787}}^1$

素因数の和:214799

約数の個数: 24

約数和(自身を含む): 36084384

約数和(自身を除く): 23197164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 214787, 429574, 644361, 859148, 1073935, 1288722, 2147870, 2577444, 3221805, 4295740, 6443610, 12887220]

約数ペア:

[(1, 12887220), (2, 6443610), (3, 4295740), (4, 3221805), (5, 2577444), (6, 2147870), (10, 1288722), (12, 1073935), (15, 859148), (20, 644361), (30, 429574), (60, 214787)]