20348480

素因数分解:

$2^6\times 5^1\times {\mathrm{63589}}^1$

素因数の和:63606

約数の個数: 28

約数和(自身を含む): 48455580

約数和(自身を除く): 28107100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63589, 127178, 254356, 317945, 508712, 635890, 1017424, 1271780, 2034848, 2543560, 4069696, 5087120, 10174240, 20348480]

約数ペア:

[(1, 20348480), (2, 10174240), (4, 5087120), (5, 4069696), (8, 2543560), (10, 2034848), (16, 1271780), (20, 1017424), (32, 635890), (40, 508712), (64, 317945), (80, 254356), (160, 127178), (320, 63589)]