22200680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13537}}^1$

素因数の和:13589

約数の個数: 32

約数和(自身を含む): 51173640

約数和(自身を除く): 28972960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 13537, 27074, 54148, 67685, 108296, 135370, 270740, 541480, 555017, 1110034, 2220068, 2775085, 4440136, 5550170, 11100340, 22200680]

約数ペア:

[(1, 22200680), (2, 11100340), (4, 5550170), (5, 4440136), (8, 2775085), (10, 2220068), (20, 1110034), (40, 555017), (41, 541480), (82, 270740), (164, 135370), (205, 108296), (328, 67685), (410, 54148), (820, 27074), (1640, 13537)]