28422860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74797}}^1$

素因数の和:74825

約数の個数: 24

約数和(自身を含む): 62830320

約数和(自身を除く): 34407460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 74797, 149594, 299188, 373985, 747970, 1421143, 1495940, 2842286, 5684572, 7105715, 14211430, 28422860]

約数ペア:

[(1, 28422860), (2, 14211430), (4, 7105715), (5, 5684572), (10, 2842286), (19, 1495940), (20, 1421143), (38, 747970), (76, 373985), (95, 299188), (190, 149594), (380, 74797)]