38430760

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4877}}^1$

素因数の和:5085

約数の個数: 32

約数和(自身を含む): 86925960

約数和(自身を除く): 48495200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 4877, 7880, 9754, 19508, 24385, 39016, 48770, 97540, 195080, 960769, 1921538, 3843076, 4803845, 7686152, 9607690, 19215380, 38430760]

約数ペア:

[(1, 38430760), (2, 19215380), (4, 9607690), (5, 7686152), (8, 4803845), (10, 3843076), (20, 1921538), (40, 960769), (197, 195080), (394, 97540), (788, 48770), (985, 39016), (1576, 24385), (1970, 19508), (3940, 9754), (4877, 7880)]