54391960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{27751}}^1$

素因数の和:27776

約数の個数: 48

約数和(自身を含む): 142367760

約数和(自身を除く): 87975800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 27751, 55502, 111004, 138755, 194257, 222008, 277510, 388514, 555020, 777028, 971285, 1110040, 1359799, 1554056, 1942570, 2719598, 3885140, 5439196, 6798995, 7770280, 10878392, 13597990, 27195980, 54391960]

約数ペア:

[(1, 54391960), (2, 27195980), (4, 13597990), (5, 10878392), (7, 7770280), (8, 6798995), (10, 5439196), (14, 3885140), (20, 2719598), (28, 1942570), (35, 1554056), (40, 1359799), (49, 1110040), (56, 971285), (70, 777028), (98, 555020), (140, 388514), (196, 277510), (245, 222008), (280, 194257), (392, 138755), (490, 111004), (980, 55502), (1960, 27751)]