30802040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40529}}^1$

素因数の和:40559

約数の個数: 32

約数和(自身を含む): 72954000

約数和(自身を除く): 42151960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 40529, 81058, 162116, 202645, 324232, 405290, 770051, 810580, 1540102, 1621160, 3080204, 3850255, 6160408, 7700510, 15401020, 30802040]

約数ペア:

[(1, 30802040), (2, 15401020), (4, 7700510), (5, 6160408), (8, 3850255), (10, 3080204), (19, 1621160), (20, 1540102), (38, 810580), (40, 770051), (76, 405290), (95, 324232), (152, 202645), (190, 162116), (380, 81058), (760, 40529)]