392494790

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{97879}}^1$

素因数の和:98287

約数の個数: 16

約数和(自身を含む): 708259680

約数和(自身を除く): 315764890

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 97879, 195758, 489395, 978790, 39249479, 78498958, 196247395, 392494790]

約数ペア:

[(1, 392494790), (2, 196247395), (5, 78498958), (10, 39249479), (401, 978790), (802, 489395), (2005, 195758), (4010, 97879)]