43218820

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10859}}^1$

素因数の和:11067

約数の個数: 24

約数和(自身を含む): 91224000

約数和(自身を除く): 48005180

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 10859, 21718, 43436, 54295, 108590, 217180, 2160941, 4321882, 8643764, 10804705, 21609410, 43218820]

約数ペア:

[(1, 43218820), (2, 21609410), (4, 10804705), (5, 8643764), (10, 4321882), (20, 2160941), (199, 217180), (398, 108590), (796, 54295), (995, 43436), (1990, 21718), (3980, 10859)]