2065355960

素因数分解:

$2^3\times 5^1\times {\mathrm{5279}}^1\times {\mathrm{9781}}^1$

素因数の和:15071

約数の個数: 32

約数和(自身を含む): 4648406400

約数和(自身を除く): 2583050440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5279, 9781, 10558, 19562, 21116, 26395, 39124, 42232, 48905, 52790, 78248, 97810, 105580, 195620, 211160, 391240, 51633899, 103267798, 206535596, 258169495, 413071192, 516338990, 1032677980, 2065355960]

約数ペア:

[(1, 2065355960), (2, 1032677980), (4, 516338990), (5, 413071192), (8, 258169495), (10, 206535596), (20, 103267798), (40, 51633899), (5279, 391240), (9781, 211160), (10558, 195620), (19562, 105580), (21116, 97810), (26395, 78248), (39124, 52790), (42232, 48905)]