38480920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31033}}^1$

素因数の和:31075

約数の個数: 32

約数和(自身を含む): 89377920

約数和(自身を除く): 50897000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 31033, 62066, 124132, 155165, 248264, 310330, 620660, 962023, 1241320, 1924046, 3848092, 4810115, 7696184, 9620230, 19240460, 38480920]

約数ペア:

[(1, 38480920), (2, 19240460), (4, 9620230), (5, 7696184), (8, 4810115), (10, 3848092), (20, 1924046), (31, 1241320), (40, 962023), (62, 620660), (124, 310330), (155, 248264), (248, 155165), (310, 124132), (620, 62066), (1240, 31033)]