11664280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1789}}^1$

素因数の和:1963

約数の個数: 32

約数和(自身を含む): 26420400

約数和(自身を除く): 14756120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 1789, 3260, 3578, 6520, 7156, 8945, 14312, 17890, 35780, 71560, 291607, 583214, 1166428, 1458035, 2332856, 2916070, 5832140, 11664280]

約数ペア:

[(1, 11664280), (2, 5832140), (4, 2916070), (5, 2332856), (8, 1458035), (10, 1166428), (20, 583214), (40, 291607), (163, 71560), (326, 35780), (652, 17890), (815, 14312), (1304, 8945), (1630, 7156), (1789, 6520), (3260, 3578)]