251140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 546840

約数和(自身を除く): 295700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 433, 580, 866, 1732, 2165, 4330, 8660, 12557, 25114, 50228, 62785, 125570, 251140]

約数ペア:

[(1, 251140), (2, 125570), (4, 62785), (5, 50228), (10, 25114), (20, 12557), (29, 8660), (58, 4330), (116, 2165), (145, 1732), (290, 866), (433, 580)]