139752290

素因数分解:

$2^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{18911}}^1$

素因数の和:19657

約数の個数: 16

約数和(自身を含む): 251907840

約数和(自身を除く): 112155550

約数列:

[1, 2, 5, 10, 739, 1478, 3695, 7390, 18911, 37822, 94555, 189110, 13975229, 27950458, 69876145, 139752290]

約数ペア:

[(1, 139752290), (2, 69876145), (5, 27950458), (10, 13975229), (739, 189110), (1478, 94555), (3695, 37822), (7390, 18911)]