2005385762

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1\times {\mathrm{5569}}^1$

素因数の和:6421

約数の個数: 16

約数和(自身を含む): 3022839000

約数和(自身を除く): 1017453238

約数列:

[1, 2, 401, 449, 802, 898, 5569, 11138, 180049, 360098, 2233169, 2500481, 4466338, 5000962, 1002692881, 2005385762]

約数ペア:

[(1, 2005385762), (2, 1002692881), (401, 5000962), (449, 4466338), (802, 2500481), (898, 2233169), (5569, 360098), (11138, 180049)]