51626440

素因数分解:

$2^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1423}}^1$

素因数の和:2341

約数の個数: 32

約数和(自身を含む): 116369280

約数和(自身を除く): 64742840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 907, 1423, 1814, 2846, 3628, 4535, 5692, 7115, 7256, 9070, 11384, 14230, 18140, 28460, 36280, 56920, 1290661, 2581322, 5162644, 6453305, 10325288, 12906610, 25813220, 51626440]

約数ペア:

[(1, 51626440), (2, 25813220), (4, 12906610), (5, 10325288), (8, 6453305), (10, 5162644), (20, 2581322), (40, 1290661), (907, 56920), (1423, 36280), (1814, 28460), (2846, 18140), (3628, 14230), (4535, 11384), (5692, 9070), (7115, 7256)]