5151760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:991

約数の個数: 40

約数和(自身を含む): 12159936

約数和(自身を除く): 7008176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 907, 1136, 1420, 1814, 2840, 3628, 4535, 5680, 7256, 9070, 14512, 18140, 36280, 64397, 72560, 128794, 257588, 321985, 515176, 643970, 1030352, 1287940, 2575880, 5151760]

約数ペア:

[(1, 5151760), (2, 2575880), (4, 1287940), (5, 1030352), (8, 643970), (10, 515176), (16, 321985), (20, 257588), (40, 128794), (71, 72560), (80, 64397), (142, 36280), (284, 18140), (355, 14512), (568, 9070), (710, 7256), (907, 5680), (1136, 4535), (1420, 3628), (1814, 2840)]