55139560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{196927}}^1$

素因数の和:196945

約数の個数: 32

約数和(自身を含む): 141788160

約数和(自身を除く): 86648600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 196927, 393854, 787708, 984635, 1378489, 1575416, 1969270, 2756978, 3938540, 5513956, 6892445, 7877080, 11027912, 13784890, 27569780, 55139560]

約数ペア:

[(1, 55139560), (2, 27569780), (4, 13784890), (5, 11027912), (7, 7877080), (8, 6892445), (10, 5513956), (14, 3938540), (20, 2756978), (28, 1969270), (35, 1575416), (40, 1378489), (56, 984635), (70, 787708), (140, 393854), (280, 196927)]