20089239280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22828681}}^1$

素因数の和:22828705

約数の個数: 40

約数和(自身を含む): 50953618224

約数和(自身を除く): 30864378944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22828681, 45657362, 91314724, 114143405, 182629448, 228286810, 251115491, 365258896, 456573620, 502230982, 913147240, 1004461964, 1255577455, 1826294480, 2008923928, 2511154910, 4017847856, 5022309820, 10044619640, 20089239280]

約数ペア:

[(1, 20089239280), (2, 10044619640), (4, 5022309820), (5, 4017847856), (8, 2511154910), (10, 2008923928), (11, 1826294480), (16, 1255577455), (20, 1004461964), (22, 913147240), (40, 502230982), (44, 456573620), (55, 365258896), (80, 251115491), (88, 228286810), (110, 182629448), (176, 114143405), (220, 91314724), (440, 45657362), (880, 22828681)]