201983920

素因数分解:

$2^4\times 5^1\times {\mathrm{2524799}}^1$

素因数の和:2524812

約数の個数: 20

約数和(自身を含む): 469612800

約数和(自身を除く): 267628880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2524799, 5049598, 10099196, 12623995, 20198392, 25247990, 40396784, 50495980, 100991960, 201983920]

約数ペア:

[(1, 201983920), (2, 100991960), (4, 50495980), (5, 40396784), (8, 25247990), (10, 20198392), (16, 12623995), (20, 10099196), (40, 5049598), (80, 2524799)]