2220712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 4546080

約数和(自身を除く): 2325368

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 163, 262, 326, 524, 652, 1048, 1304, 1703, 2119, 3406, 4238, 6812, 8476, 13624, 16952, 21353, 42706, 85412, 170824, 277589, 555178, 1110356, 2220712]

約数ペア:

[(1, 2220712), (2, 1110356), (4, 555178), (8, 277589), (13, 170824), (26, 85412), (52, 42706), (104, 21353), (131, 16952), (163, 13624), (262, 8476), (326, 6812), (524, 4238), (652, 3406), (1048, 2119), (1304, 1703)]