2190243980

素因数分解:

$2^2\times 5^1\times {\mathrm{22877}}^1\times {\mathrm{4787}}^1$

素因数の和:27673

約数の個数: 24

約数和(自身を含む): 4600674288

約数和(自身を除く): 2410430308

約数列:

[1, 2, 4, 5, 10, 20, 4787, 9574, 19148, 22877, 23935, 45754, 47870, 91508, 95740, 114385, 228770, 457540, 109512199, 219024398, 438048796, 547560995, 1095121990, 2190243980]

約数ペア:

[(1, 2190243980), (2, 1095121990), (4, 547560995), (5, 438048796), (10, 219024398), (20, 109512199), (4787, 457540), (9574, 228770), (19148, 114385), (22877, 95740), (23935, 91508), (45754, 47870)]