2390428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 4475520

約数和(自身を除く): 2085092

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 443, 886, 1349, 1772, 2698, 5396, 8417, 16834, 31453, 33668, 62906, 125812, 597607, 1195214, 2390428]

約数ペア:

[(1, 2390428), (2, 1195214), (4, 597607), (19, 125812), (38, 62906), (71, 33668), (76, 31453), (142, 16834), (284, 8417), (443, 5396), (886, 2698), (1349, 1772)]