440329540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3145211}}^1$

素因数の和:3145227

約数の個数: 24

約数和(自身を含む): 1056791232

約数和(自身を除く): 616461692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3145211, 6290422, 12580844, 15726055, 22016477, 31452110, 44032954, 62904220, 88065908, 110082385, 220164770, 440329540]

約数ペア:

[(1, 440329540), (2, 220164770), (4, 110082385), (5, 88065908), (7, 62904220), (10, 44032954), (14, 31452110), (20, 22016477), (28, 15726055), (35, 12580844), (70, 6290422), (140, 3145211)]