201992860

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{61961}}^1$

素因数の和:62133

約数の個数: 24

約数和(自身を含む): 426794256

約数和(自身を除く): 224801396

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 61961, 123922, 247844, 309805, 619610, 1239220, 10099643, 20199286, 40398572, 50498215, 100996430, 201992860]

約数ペア:

[(1, 201992860), (2, 100996430), (4, 50498215), (5, 40398572), (10, 20199286), (20, 10099643), (163, 1239220), (326, 619610), (652, 309805), (815, 247844), (1630, 123922), (3260, 61961)]