16012180

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1249}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 33705000

約数和(自身を除く): 17692820

約数列:

[1, 2, 4, 5, 10, 20, 641, 1249, 1282, 2498, 2564, 3205, 4996, 6245, 6410, 12490, 12820, 24980, 800609, 1601218, 3202436, 4003045, 8006090, 16012180]

約数ペア:

[(1, 16012180), (2, 8006090), (4, 4003045), (5, 3202436), (10, 1601218), (20, 800609), (641, 24980), (1249, 12820), (1282, 12490), (2498, 6410), (2564, 6245), (3205, 4996)]