22120765

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 27601200

約数和(自身を除く): 5480435

約数列:

[1, 5, 29, 145, 373, 409, 1865, 2045, 10817, 11861, 54085, 59305, 152557, 762785, 4424153, 22120765]

約数ペア:

[(1, 22120765), (5, 4424153), (29, 762785), (145, 152557), (373, 59305), (409, 54085), (1865, 11861), (2045, 10817)]