38778860

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8467}}^1$

素因数の和:8705

約数の個数: 24

約数和(自身を含む): 81800880

約数和(自身を除く): 43022020

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 8467, 16934, 33868, 42335, 84670, 169340, 1938943, 3877886, 7755772, 9694715, 19389430, 38778860]

約数ペア:

[(1, 38778860), (2, 19389430), (4, 9694715), (5, 7755772), (10, 3877886), (20, 1938943), (229, 169340), (458, 84670), (916, 42335), (1145, 33868), (2290, 16934), (4580, 8467)]