19478900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{27827}}^1$

素因数の和:27848

約数の個数: 36

約数和(自身を含む): 48309408

約数和(自身を除く): 28830508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 27827, 55654, 111308, 139135, 194789, 278270, 389578, 556540, 695675, 779156, 973945, 1391350, 1947890, 2782700, 3895780, 4869725, 9739450, 19478900]

約数ペア:

[(1, 19478900), (2, 9739450), (4, 4869725), (5, 3895780), (7, 2782700), (10, 1947890), (14, 1391350), (20, 973945), (25, 779156), (28, 695675), (35, 556540), (50, 389578), (70, 278270), (100, 194789), (140, 139135), (175, 111308), (350, 55654), (700, 27827)]