2194225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 3035520

約数和(自身を除く): 841295

約数列:

[1, 5, 11, 25, 55, 79, 101, 275, 395, 505, 869, 1111, 1975, 2525, 4345, 5555, 7979, 21725, 27775, 39895, 87769, 199475, 438845, 2194225]

約数ペア:

[(1, 2194225), (5, 438845), (11, 199475), (25, 87769), (55, 39895), (79, 27775), (101, 21725), (275, 7979), (395, 5555), (505, 4345), (869, 2525), (1111, 1975)]