203467540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{143287}}^1$

素因数の和:143367

約数の個数: 24

約数和(自身を含む): 433302912

約数和(自身を除く): 229835372

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 143287, 286574, 573148, 716435, 1432870, 2865740, 10173377, 20346754, 40693508, 50866885, 101733770, 203467540]

約数ペア:

[(1, 203467540), (2, 101733770), (4, 50866885), (5, 40693508), (10, 20346754), (20, 10173377), (71, 2865740), (142, 1432870), (284, 716435), (355, 573148), (710, 286574), (1420, 143287)]