204521080

素因数分解:

$2^3\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{4783}}^1$

素因数の和:5863

約数の個数: 32

約数和(自身を含む): 460699200

約数和(自身を除く): 256178120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1069, 2138, 4276, 4783, 5345, 8552, 9566, 10690, 19132, 21380, 23915, 38264, 42760, 47830, 95660, 191320, 5113027, 10226054, 20452108, 25565135, 40904216, 51130270, 102260540, 204521080]

約数ペア:

[(1, 204521080), (2, 102260540), (4, 51130270), (5, 40904216), (8, 25565135), (10, 20452108), (20, 10226054), (40, 5113027), (1069, 191320), (2138, 95660), (4276, 47830), (4783, 42760), (5345, 38264), (8552, 23915), (9566, 21380), (10690, 19132)]