88361890

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{4447}}^1$

素因数の和:6441

約数の個数: 16

約数和(自身を含む): 159167232

約数和(自身を除く): 70805342

約数列:

[1, 2, 5, 10, 1987, 3974, 4447, 8894, 9935, 19870, 22235, 44470, 8836189, 17672378, 44180945, 88361890]

約数ペア:

[(1, 88361890), (2, 44180945), (5, 17672378), (10, 8836189), (1987, 44470), (3974, 22235), (4447, 19870), (8894, 9935)]