49499180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{130261}}^1$

素因数の和:130289

約数の個数: 24

約数和(自身を含む): 109420080

約数和(自身を除く): 59920900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 130261, 260522, 521044, 651305, 1302610, 2474959, 2605220, 4949918, 9899836, 12374795, 24749590, 49499180]

約数ペア:

[(1, 49499180), (2, 24749590), (4, 12374795), (5, 9899836), (10, 4949918), (19, 2605220), (20, 2474959), (38, 1302610), (76, 651305), (95, 521044), (190, 260522), (380, 130261)]