20220655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 11228945

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 2339, 8645, 11695, 16373, 30407, 44441, 81865, 152035, 212849, 222205, 311087, 577733, 1064245, 1555435, 2888665, 4044131, 20220655]

約数ペア:

[(1, 20220655), (5, 4044131), (7, 2888665), (13, 1555435), (19, 1064245), (35, 577733), (65, 311087), (91, 222205), (95, 212849), (133, 152035), (247, 81865), (455, 44441), (665, 30407), (1235, 16373), (1729, 11695), (2339, 8645)]