38493800

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{977}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 90044460

約数和(自身を除く): 51550660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 977, 985, 1576, 1954, 1970, 3908, 3940, 4885, 4925, 7816, 7880, 9770, 9850, 19540, 19700, 24425, 39080, 39400, 48850, 97700, 192469, 195400, 384938, 769876, 962345, 1539752, 1924690, 3849380, 4811725, 7698760, 9623450, 19246900, 38493800]

約数ペア:

[(1, 38493800), (2, 19246900), (4, 9623450), (5, 7698760), (8, 4811725), (10, 3849380), (20, 1924690), (25, 1539752), (40, 962345), (50, 769876), (100, 384938), (197, 195400), (200, 192469), (394, 97700), (788, 48850), (977, 39400), (985, 39080), (1576, 24425), (1954, 19700), (1970, 19540), (3908, 9850), (3940, 9770), (4885, 7880), (4925, 7816)]