288732560

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{7411}}^1$

素因数の和:7911

約数の個数: 40

約数和(自身を含む): 672772416

約数和(自身を除く): 384039856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4870, 7411, 7792, 9740, 14822, 19480, 29644, 37055, 38960, 59288, 74110, 118576, 148220, 296440, 592880, 3609157, 7218314, 14436628, 18045785, 28873256, 36091570, 57746512, 72183140, 144366280, 288732560]

約数ペア:

[(1, 288732560), (2, 144366280), (4, 72183140), (5, 57746512), (8, 36091570), (10, 28873256), (16, 18045785), (20, 14436628), (40, 7218314), (80, 3609157), (487, 592880), (974, 296440), (1948, 148220), (2435, 118576), (3896, 74110), (4870, 59288), (7411, 38960), (7792, 37055), (9740, 29644), (14822, 19480)]