6410440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3727}}^1$

素因数の和:3781

約数の個数: 32

約数和(自身を含む): 14762880

約数和(自身を除く): 8352440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3727, 7454, 14908, 18635, 29816, 37270, 74540, 149080, 160261, 320522, 641044, 801305, 1282088, 1602610, 3205220, 6410440]

約数ペア:

[(1, 6410440), (2, 3205220), (4, 1602610), (5, 1282088), (8, 801305), (10, 641044), (20, 320522), (40, 160261), (43, 149080), (86, 74540), (172, 37270), (215, 29816), (344, 18635), (430, 14908), (860, 7454), (1720, 3727)]