186999220

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{8999}}^1$

素因数の和:10047

約数の個数: 24

約数和(自身を含む): 393120000

約数和(自身を除く): 206120780

約数列:

[1, 2, 4, 5, 10, 20, 1039, 2078, 4156, 5195, 8999, 10390, 17998, 20780, 35996, 44995, 89990, 179980, 9349961, 18699922, 37399844, 46749805, 93499610, 186999220]

約数ペア:

[(1, 186999220), (2, 93499610), (4, 46749805), (5, 37399844), (10, 18699922), (20, 9349961), (1039, 179980), (2078, 89990), (4156, 44995), (5195, 35996), (8999, 20780), (10390, 17998)]