368080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 883872

約数和(自身を除く): 515792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 107, 172, 214, 215, 344, 428, 430, 535, 688, 856, 860, 1070, 1712, 1720, 2140, 3440, 4280, 4601, 8560, 9202, 18404, 23005, 36808, 46010, 73616, 92020, 184040, 368080]

約数ペア:

[(1, 368080), (2, 184040), (4, 92020), (5, 73616), (8, 46010), (10, 36808), (16, 23005), (20, 18404), (40, 9202), (43, 8560), (80, 4601), (86, 4280), (107, 3440), (172, 2140), (214, 1720), (215, 1712), (344, 1070), (428, 860), (430, 856), (535, 688)]