202249220

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{15727}}^1$

素因数の和:16379

約数の個数: 24

約数和(自身を含む): 425410944

約数和(自身を除く): 223161724

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 15727, 31454, 62908, 78635, 157270, 314540, 10112461, 20224922, 40449844, 50562305, 101124610, 202249220]

約数ペア:

[(1, 202249220), (2, 101124610), (4, 50562305), (5, 40449844), (10, 20224922), (20, 10112461), (643, 314540), (1286, 157270), (2572, 78635), (3215, 62908), (6430, 31454), (12860, 15727)]