291224080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{520043}}^1$

素因数の和:520063

約数の個数: 40

約数和(自身を含む): 773825472

約数和(自身を除く): 482601392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 520043, 1040086, 2080172, 2600215, 3640301, 4160344, 5200430, 7280602, 8320688, 10400860, 14561204, 18201505, 20801720, 29122408, 36403010, 41603440, 58244816, 72806020, 145612040, 291224080]

約数ペア:

[(1, 291224080), (2, 145612040), (4, 72806020), (5, 58244816), (7, 41603440), (8, 36403010), (10, 29122408), (14, 20801720), (16, 18201505), (20, 14561204), (28, 10400860), (35, 8320688), (40, 7280602), (56, 5200430), (70, 4160344), (80, 3640301), (112, 2600215), (140, 2080172), (280, 1040086), (560, 520043)]