381635710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{5009}}^1$

素因数の和:5436

約数の個数: 32

約数和(自身を含む): 725047200

約数和(自身を除く): 343411490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 401, 802, 2005, 4010, 5009, 7619, 10018, 15238, 25045, 38095, 50090, 76190, 95171, 190342, 475855, 951710, 2008609, 4017218, 10043045, 20086090, 38163571, 76327142, 190817855, 381635710]

約数ペア:

[(1, 381635710), (2, 190817855), (5, 76327142), (10, 38163571), (19, 20086090), (38, 10043045), (95, 4017218), (190, 2008609), (401, 951710), (802, 475855), (2005, 190342), (4010, 95171), (5009, 76190), (7619, 50090), (10018, 38095), (15238, 25045)]