91270220

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{27997}}^1$

素因数の和:28169

約数の個数: 24

約数和(自身を含む): 192850224

約数和(自身を除く): 101580004

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 27997, 55994, 111988, 139985, 279970, 559940, 4563511, 9127022, 18254044, 22817555, 45635110, 91270220]

約数ペア:

[(1, 91270220), (2, 45635110), (4, 22817555), (5, 18254044), (10, 9127022), (20, 4563511), (163, 559940), (326, 279970), (652, 139985), (815, 111988), (1630, 55994), (3260, 27997)]