2220236575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{27779}}^1$

素因数の和:27951

約数の個数: 24

約数和(自身を含む): 2893564800

約数和(自身を除く): 673328225

約数列:

[1, 5, 23, 25, 115, 139, 575, 695, 3197, 3475, 15985, 27779, 79925, 138895, 638917, 694475, 3194585, 3861281, 15972925, 19306405, 88809463, 96532025, 444047315, 2220236575]

約数ペア:

[(1, 2220236575), (5, 444047315), (23, 96532025), (25, 88809463), (115, 19306405), (139, 15972925), (575, 3861281), (695, 3194585), (3197, 694475), (3475, 638917), (15985, 138895), (27779, 79925)]