271594520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{65921}}^1$

素因数の和:66035

約数の個数: 32

約数和(自身を含む): 617029920

約数和(自身を除く): 345435400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 65921, 131842, 263684, 329605, 527368, 659210, 1318420, 2636840, 6789863, 13579726, 27159452, 33949315, 54318904, 67898630, 135797260, 271594520]

約数ペア:

[(1, 271594520), (2, 135797260), (4, 67898630), (5, 54318904), (8, 33949315), (10, 27159452), (20, 13579726), (40, 6789863), (103, 2636840), (206, 1318420), (412, 659210), (515, 527368), (824, 329605), (1030, 263684), (2060, 131842), (4120, 65921)]