12812480

素因数分解:

$2^6\times 5^1\times {\mathrm{40039}}^1$

素因数の和:40056

約数の個数: 28

約数和(自身を含む): 30510480

約数和(自身を除く): 17698000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40039, 80078, 160156, 200195, 320312, 400390, 640624, 800780, 1281248, 1601560, 2562496, 3203120, 6406240, 12812480]

約数ペア:

[(1, 12812480), (2, 6406240), (4, 3203120), (5, 2562496), (8, 1601560), (10, 1281248), (16, 800780), (20, 640624), (32, 400390), (40, 320312), (64, 200195), (80, 160156), (160, 80078), (320, 40039)]