140944340

素因数分解:

$2^2\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{3307}}^1$

素因数の和:5447

約数の個数: 24

約数和(自身を含む): 296211552

約数和(自身を除く): 155267212

約数列:

[1, 2, 4, 5, 10, 20, 2131, 3307, 4262, 6614, 8524, 10655, 13228, 16535, 21310, 33070, 42620, 66140, 7047217, 14094434, 28188868, 35236085, 70472170, 140944340]

約数ペア:

[(1, 140944340), (2, 70472170), (4, 35236085), (5, 28188868), (10, 14094434), (20, 7047217), (2131, 66140), (3307, 42620), (4262, 33070), (6614, 21310), (8524, 16535), (10655, 13228)]