219702950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{55621}}^1$

素因数の和:55712

約数の個数: 24

約数和(自身を含む): 413827680

約数和(自身を除く): 194124730

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 55621, 111242, 278105, 556210, 1390525, 2781050, 4394059, 8788118, 21970295, 43940590, 109851475, 219702950]

約数ペア:

[(1, 219702950), (2, 109851475), (5, 43940590), (10, 21970295), (25, 8788118), (50, 4394059), (79, 2781050), (158, 1390525), (395, 556210), (790, 278105), (1975, 111242), (3950, 55621)]