16919140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120851}}^1$

素因数の和:120867

約数の個数: 24

約数和(自身を含む): 40606272

約数和(自身を除く): 23687132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120851, 241702, 483404, 604255, 845957, 1208510, 1691914, 2417020, 3383828, 4229785, 8459570, 16919140]

約数ペア:

[(1, 16919140), (2, 8459570), (4, 4229785), (5, 3383828), (7, 2417020), (10, 1691914), (14, 1208510), (20, 845957), (28, 604255), (35, 483404), (70, 241702), (140, 120851)]