4897820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12889}}^1$

素因数の和:12917

約数の個数: 24

約数和(自身を含む): 10827600

約数和(自身を除く): 5929780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 12889, 25778, 51556, 64445, 128890, 244891, 257780, 489782, 979564, 1224455, 2448910, 4897820]

約数ペア:

[(1, 4897820), (2, 2448910), (4, 1224455), (5, 979564), (10, 489782), (19, 257780), (20, 244891), (38, 128890), (76, 64445), (95, 51556), (190, 25778), (380, 12889)]