28570270

素因数分解:

$2^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{3221}}^1$

素因数の和:4115

約数の個数: 16

約数和(自身を含む): 51500448

約数和(自身を除く): 22930178

約数列:

[1, 2, 5, 10, 887, 1774, 3221, 4435, 6442, 8870, 16105, 32210, 2857027, 5714054, 14285135, 28570270]

約数ペア:

[(1, 28570270), (2, 14285135), (5, 5714054), (10, 2857027), (887, 32210), (1774, 16105), (3221, 8870), (4435, 6442)]