12826113320

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{799633}}^1$

素因数の和:800045

約数の個数: 32

約数和(自身を含む): 28930758120

約数和(自身を除く): 16104644800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 799633, 1599266, 3198532, 3998165, 6397064, 7996330, 15992660, 31985320, 320652833, 641305666, 1282611332, 1603264165, 2565222664, 3206528330, 6413056660, 12826113320]

約数ペア:

[(1, 12826113320), (2, 6413056660), (4, 3206528330), (5, 2565222664), (8, 1603264165), (10, 1282611332), (20, 641305666), (40, 320652833), (401, 31985320), (802, 15992660), (1604, 7996330), (2005, 6397064), (3208, 3998165), (4010, 3198532), (8020, 1599266), (16040, 799633)]