30850480

素因数分解:

$2^4\times 5^1\times {\mathrm{385631}}^1$

素因数の和:385644

約数の個数: 20

約数和(自身を含む): 71727552

約数和(自身を除く): 40877072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 385631, 771262, 1542524, 1928155, 3085048, 3856310, 6170096, 7712620, 15425240, 30850480]

約数ペア:

[(1, 30850480), (2, 15425240), (4, 7712620), (5, 6170096), (8, 3856310), (10, 3085048), (16, 1928155), (20, 1542524), (40, 771262), (80, 385631)]