1550876720

素因数分解:

$2^4\times 5^1\times {\mathrm{19385959}}^1$

素因数の和:19385972

約数の個数: 20

約数和(自身を含む): 3605788560

約数和(自身を除く): 2054911840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19385959, 38771918, 77543836, 96929795, 155087672, 193859590, 310175344, 387719180, 775438360, 1550876720]

約数ペア:

[(1, 1550876720), (2, 775438360), (4, 387719180), (5, 310175344), (8, 193859590), (10, 155087672), (16, 96929795), (20, 77543836), (40, 38771918), (80, 19385959)]