938950

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:312

約数の個数: 24

約数和(自身を含む): 1774440

約数和(自身を除く): 835490

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 211, 422, 445, 890, 1055, 2110, 2225, 4450, 5275, 10550, 18779, 37558, 93895, 187790, 469475, 938950]

約数ペア:

[(1, 938950), (2, 469475), (5, 187790), (10, 93895), (25, 37558), (50, 18779), (89, 10550), (178, 5275), (211, 4450), (422, 2225), (445, 2110), (890, 1055)]