54893480

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8741}}^1$

素因数の和:8909

約数の個数: 32

約数和(自身を含む): 124311240

約数和(自身を除く): 69417760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 8741, 17482, 34964, 43705, 69928, 87410, 174820, 349640, 1372337, 2744674, 5489348, 6861685, 10978696, 13723370, 27446740, 54893480]

約数ペア:

[(1, 54893480), (2, 27446740), (4, 13723370), (5, 10978696), (8, 6861685), (10, 5489348), (20, 2744674), (40, 1372337), (157, 349640), (314, 174820), (628, 87410), (785, 69928), (1256, 43705), (1570, 34964), (3140, 17482), (6280, 8741)]