210868004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{19961}}^1$

素因数の和:20123

約数の個数: 24

約数和(自身を含む): 391255200

約数和(自身を除く): 180387196

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 19961, 39922, 79844, 379259, 758518, 1517036, 2774579, 5549158, 11098316, 52717001, 105434002, 210868004]

約数ペア:

[(1, 210868004), (2, 105434002), (4, 52717001), (19, 11098316), (38, 5549158), (76, 2774579), (139, 1517036), (278, 758518), (556, 379259), (2641, 79844), (5282, 39922), (10564, 19961)]