3905667070

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{196561}}^1$

素因数の和:198555

約数の個数: 16

約数和(自身を含む): 7033774608

約数和(自身を除く): 3128107538

約数列:

[1, 2, 5, 10, 1987, 3974, 9935, 19870, 196561, 393122, 982805, 1965610, 390566707, 781133414, 1952833535, 3905667070]

約数ペア:

[(1, 3905667070), (2, 1952833535), (5, 781133414), (10, 390566707), (1987, 1965610), (3974, 982805), (9935, 393122), (19870, 196561)]