2781860

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{379}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 5873280

約数和(自身を除く): 3091420

約数列:

[1, 2, 4, 5, 10, 20, 367, 379, 734, 758, 1468, 1516, 1835, 1895, 3670, 3790, 7340, 7580, 139093, 278186, 556372, 695465, 1390930, 2781860]

約数ペア:

[(1, 2781860), (2, 1390930), (4, 695465), (5, 556372), (10, 278186), (20, 139093), (367, 7580), (379, 7340), (734, 3790), (758, 3670), (1468, 1895), (1516, 1835)]