30804880

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{919}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 71870400

約数和(自身を除く): 41065520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 919, 1676, 1838, 2095, 3352, 3676, 4190, 4595, 6704, 7352, 8380, 9190, 14704, 16760, 18380, 33520, 36760, 73520, 385061, 770122, 1540244, 1925305, 3080488, 3850610, 6160976, 7701220, 15402440, 30804880]

約数ペア:

[(1, 30804880), (2, 15402440), (4, 7701220), (5, 6160976), (8, 3850610), (10, 3080488), (16, 1925305), (20, 1540244), (40, 770122), (80, 385061), (419, 73520), (838, 36760), (919, 33520), (1676, 18380), (1838, 16760), (2095, 14704), (3352, 9190), (3676, 8380), (4190, 7352), (4595, 6704)]