13784080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4007}}^1$

素因数の和:4063

約数の個数: 40

約数和(自身を含む): 32801472

約数和(自身を除く): 19017392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4007, 8014, 16028, 20035, 32056, 40070, 64112, 80140, 160280, 172301, 320560, 344602, 689204, 861505, 1378408, 1723010, 2756816, 3446020, 6892040, 13784080]

約数ペア:

[(1, 13784080), (2, 6892040), (4, 3446020), (5, 2756816), (8, 1723010), (10, 1378408), (16, 861505), (20, 689204), (40, 344602), (43, 320560), (80, 172301), (86, 160280), (172, 80140), (215, 64112), (344, 40070), (430, 32056), (688, 20035), (860, 16028), (1720, 8014), (3440, 4007)]