2490748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 4943120

約数和(自身を除く): 2452372

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 2521, 5042, 10084, 32773, 47899, 65546, 95798, 131092, 191596, 622687, 1245374, 2490748]

約数ペア:

[(1, 2490748), (2, 1245374), (4, 622687), (13, 191596), (19, 131092), (26, 95798), (38, 65546), (52, 47899), (76, 32773), (247, 10084), (494, 5042), (988, 2521)]