54752080

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1559}}^1$

素因数の和:2011

約数の個数: 40

約数和(自身を含む): 127670400

約数和(自身を除く): 72918320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1559, 1756, 2195, 3118, 3512, 4390, 6236, 7024, 7795, 8780, 12472, 15590, 17560, 24944, 31180, 35120, 62360, 124720, 684401, 1368802, 2737604, 3422005, 5475208, 6844010, 10950416, 13688020, 27376040, 54752080]

約数ペア:

[(1, 54752080), (2, 27376040), (4, 13688020), (5, 10950416), (8, 6844010), (10, 5475208), (16, 3422005), (20, 2737604), (40, 1368802), (80, 684401), (439, 124720), (878, 62360), (1559, 35120), (1756, 31180), (2195, 24944), (3118, 17560), (3512, 15590), (4390, 12472), (6236, 8780), (7024, 7795)]