27303280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7937}}^1$

素因数の和:7993

約数の個数: 40

約数和(自身を含む): 64964592

約数和(自身を除く): 37661312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7937, 15874, 31748, 39685, 63496, 79370, 126992, 158740, 317480, 341291, 634960, 682582, 1365164, 1706455, 2730328, 3412910, 5460656, 6825820, 13651640, 27303280]

約数ペア:

[(1, 27303280), (2, 13651640), (4, 6825820), (5, 5460656), (8, 3412910), (10, 2730328), (16, 1706455), (20, 1365164), (40, 682582), (43, 634960), (80, 341291), (86, 317480), (172, 158740), (215, 126992), (344, 79370), (430, 63496), (688, 39685), (860, 31748), (1720, 15874), (3440, 7937)]