28740430

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{7027}}^1$

素因数の和:7443

約数の個数: 16

約数和(自身を含む): 51866640

約数和(自身を除く): 23126210

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 7027, 14054, 35135, 70270, 2874043, 5748086, 14370215, 28740430]

約数ペア:

[(1, 28740430), (2, 14370215), (5, 5748086), (10, 2874043), (409, 70270), (818, 35135), (2045, 14054), (4090, 7027)]