1381386260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3635227}}^1$

素因数の和:3635255

約数の個数: 24

約数和(自身を含む): 3053591520

約数和(自身を除く): 1672205260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3635227, 7270454, 14540908, 18176135, 36352270, 69069313, 72704540, 138138626, 276277252, 345346565, 690693130, 1381386260]

約数ペア:

[(1, 1381386260), (2, 690693130), (4, 345346565), (5, 276277252), (10, 138138626), (19, 72704540), (20, 69069313), (38, 36352270), (76, 18176135), (95, 14540908), (190, 7270454), (380, 3635227)]