19214480

素因数分解:

$2^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:995

約数の個数: 40

約数和(自身を含む): 44856504

約数和(自身を除く): 25642024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 461, 521, 922, 1042, 1844, 2084, 2305, 2605, 3688, 4168, 4610, 5210, 7376, 8336, 9220, 10420, 18440, 20840, 36880, 41680, 240181, 480362, 960724, 1200905, 1921448, 2401810, 3842896, 4803620, 9607240, 19214480]

約数ペア:

[(1, 19214480), (2, 9607240), (4, 4803620), (5, 3842896), (8, 2401810), (10, 1921448), (16, 1200905), (20, 960724), (40, 480362), (80, 240181), (461, 41680), (521, 36880), (922, 20840), (1042, 18440), (1844, 10420), (2084, 9220), (2305, 8336), (2605, 7376), (3688, 5210), (4168, 4610)]